diff --git a/hwe/_admin5_submit.php b/hwe/_admin5_submit.php
index e89f90a6..2df54227 100644
--- a/hwe/_admin5_submit.php
+++ b/hwe/_admin5_submit.php
@@ -7,7 +7,7 @@ include "func.php";
 $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 
-if(Session::getUserGrade() < 5) {
+if($session->userGrade < 5) {
     //echo "<script>location.replace('_admin5.php');</script>";
     echo '_admin5.php';//TODO:debug all and replace
 }
@@ -15,10 +15,10 @@ if(Session::getUserGrade() < 5) {
 switch($btn) {
     case "국가변경":
         if($nation == 0) {
-            $query = "update general set nation=0,level=0 where owner='{$_SESSION['userID']}'";
+            $query = "update general set nation=0,level=0 where owner='{$session->userID}'";
             MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
         } else {
-            $query = "update general set nation='{$nation}',level=1 where owner='{$_SESSION['userID']}'";
+            $query = "update general set nation='{$nation}',level=1 where owner='{$session->userID}'";
             MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
         }
         break;
diff --git a/hwe/_simul.php b/hwe/_simul.php
index 0a51ab75..3cd2379e 100644
--- a/hwe/_simul.php
+++ b/hwe/_simul.php
@@ -50,7 +50,7 @@ $rice = 0;
 $connect = dbConn();
 increaseRefresh("시뮬", 2);
 
-$query = "select no,tournament,con,turntime from general where owner='{$_SESSION['userID']}'";
+$query = "select no,tournament,con,turntime from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/a_bestGeneral.php b/hwe/a_bestGeneral.php
index 52ecb5b2..df0a78b3 100644
--- a/hwe/a_bestGeneral.php
+++ b/hwe/a_bestGeneral.php
@@ -13,7 +13,7 @@ $query = "select conlimit from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select con,turntime from general where owner='{$_SESSION['userID']}'";
+$query = "select con,turntime from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/a_genList.php b/hwe/a_genList.php
index 52d7ecbe..453c7241 100644
--- a/hwe/a_genList.php
+++ b/hwe/a_genList.php
@@ -12,7 +12,7 @@ $query = "select conlimit from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select con,turntime from general where owner='{$_SESSION['userID']}'";
+$query = "select con,turntime from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/a_history.php b/hwe/a_history.php
index 82f1bc2f..37ca7307 100644
--- a/hwe/a_history.php
+++ b/hwe/a_history.php
@@ -13,7 +13,7 @@ $query = "select startyear,year,month,conlimit from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select map,con,turntime from general where owner='{$_SESSION['userID']}'";
+$query = "select map,con,turntime from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/a_kingdomList.php b/hwe/a_kingdomList.php
index ef1f24b3..3ce7848d 100644
--- a/hwe/a_kingdomList.php
+++ b/hwe/a_kingdomList.php
@@ -12,7 +12,7 @@ $query = "select conlimit from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select con,turntime from general where owner='{$_SESSION['userID']}'";
+$query = "select con,turntime from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/a_status.php b/hwe/a_status.php
index 52a89bab..5b617f43 100644
--- a/hwe/a_status.php
+++ b/hwe/a_status.php
@@ -13,7 +13,7 @@ $query = "select conlimit from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select map,con,turntime from general where owner='{$_SESSION['userID']}'";
+$query = "select map,con,turntime from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/a_vote.php b/hwe/a_vote.php
index 10e6ea3a..3168a50d 100644
--- a/hwe/a_vote.php
+++ b/hwe/a_vote.php
@@ -6,7 +6,7 @@ include "func.php";
 $connect = dbConn();
 increaseRefresh("설문조사", 1);
 
-$query = "select no,vote from general where owner='{$_SESSION['userID']}'";
+$query = "select no,vote from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_auction.php b/hwe/b_auction.php
index b10ab8b5..fc0a996a 100644
--- a/hwe/b_auction.php
+++ b/hwe/b_auction.php
@@ -8,7 +8,7 @@ $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 increaseRefresh("거래장", 2);
 
-$query = "select no,special,con,turntime from general where owner='{$_SESSION['userID']}'";
+$query = "select no,special,con,turntime from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_battleCenter.php b/hwe/b_battleCenter.php
index 50d5ac28..c5f68c8a 100644
--- a/hwe/b_battleCenter.php
+++ b/hwe/b_battleCenter.php
@@ -18,7 +18,7 @@ $query = "select nation from general where no='$gen'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $general = MYDB_fetch_array($result);
 
-$query = "select no,nation,level,con,turntime,belong from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level,con,turntime,belong from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_betting.php b/hwe/b_betting.php
index 0109d7bc..11092da2 100644
--- a/hwe/b_betting.php
+++ b/hwe/b_betting.php
@@ -9,7 +9,7 @@ $connect = dbConn();
 increaseRefresh("베팅장", 1);
 checkTurn($connect);
 
-$query = "select no,tournament,con,turntime,bet0+bet1+bet2+bet3+bet4+bet5+bet6+bet7+bet8+bet9+bet10+bet11+bet12+bet13+bet14+bet15 as bet from general where owner='{$_SESSION['userID']}'";
+$query = "select no,tournament,con,turntime,bet0+bet1+bet2+bet3+bet4+bet5+bet6+bet7+bet8+bet9+bet10+bet11+bet12+bet13+bet14+bet15 as bet from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
@@ -194,7 +194,7 @@ for($i=0; $i < 16; $i++) {
     echo "<td width=70>{$gen[$i]}</td>";
 }
 
-$query = "select bet0,bet1,bet2,bet3,bet4,bet5,bet6,bet7,bet8,bet9,bet10,bet11,bet12,bet13,bet14,bet15 from general where owner='{$_SESSION['userID']}'";
+$query = "select bet0,bet1,bet2,bet3,bet4,bet5,bet6,bet7,bet8,bet9,bet10,bet11,bet12,bet13,bet14,bet15 from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 for($i=0; $i < 16; $i++) {
diff --git a/hwe/b_chiefboard.php b/hwe/b_chiefboard.php
index 76b8cd9e..4a63d0e3 100644
--- a/hwe/b_chiefboard.php
+++ b/hwe/b_chiefboard.php
@@ -8,7 +8,7 @@ $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 increaseRefresh("기밀실", 1);
 
-$query = "select no,nation,level from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_chiefcenter.php b/hwe/b_chiefcenter.php
index aa0eb10f..8654ce70 100644
--- a/hwe/b_chiefcenter.php
+++ b/hwe/b_chiefcenter.php
@@ -12,7 +12,7 @@ $query = "select conlimit from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,nation,level,con,turntime,belong from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level,con,turntime,belong from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_currentCity.php b/hwe/b_currentCity.php
index 6c5c639f..9873ecd2 100644
--- a/hwe/b_currentCity.php
+++ b/hwe/b_currentCity.php
@@ -8,7 +8,7 @@ $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 increaseRefresh("현재도시", 1);
 
-$query = "select no,nation,level,city from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level,city from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_dipcenter.php b/hwe/b_dipcenter.php
index 6c5cb796..1e4c905d 100644
--- a/hwe/b_dipcenter.php
+++ b/hwe/b_dipcenter.php
@@ -12,7 +12,7 @@ $query = "select conlimit from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,nation,level,con,turntime,belong from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level,con,turntime,belong from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_diplomacy.php b/hwe/b_diplomacy.php
index e3725c64..7e065efa 100644
--- a/hwe/b_diplomacy.php
+++ b/hwe/b_diplomacy.php
@@ -12,7 +12,7 @@ $query = "select turnterm from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,nation,map from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,map from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_genList.php b/hwe/b_genList.php
index af8451da..9827a97f 100644
--- a/hwe/b_genList.php
+++ b/hwe/b_genList.php
@@ -12,7 +12,7 @@ $query = "select conlimit from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,nation,level,con,turntime,belong from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level,con,turntime,belong from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_myBossInfo.php b/hwe/b_myBossInfo.php
index 9e9f4e9a..f7726b2f 100644
--- a/hwe/b_myBossInfo.php
+++ b/hwe/b_myBossInfo.php
@@ -10,7 +10,7 @@ increaseRefresh("인사부", 1);
 //훼섭 추방을 위해 갱신
 checkTurn($connect);
 
-$query = "select no,nation,level from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_myCityInfo.php b/hwe/b_myCityInfo.php
index 4a5cab03..b2888fe3 100644
--- a/hwe/b_myCityInfo.php
+++ b/hwe/b_myCityInfo.php
@@ -8,7 +8,7 @@ $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 increaseRefresh("세력도시", 1);
 
-$query = "select no,nation,level from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
@@ -55,7 +55,7 @@ $sel[$type] = "selected";
     </td></tr>
 </table>
 <?php
-$query = "select nation from general where owner='{$_SESSION['userID']}'";
+$query = "select nation from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_myGenInfo.php b/hwe/b_myGenInfo.php
index 5c19cb7b..4e8fe9fa 100644
--- a/hwe/b_myGenInfo.php
+++ b/hwe/b_myGenInfo.php
@@ -8,7 +8,7 @@ $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 increaseRefresh("세력장수", 1);
 
-$query = "select no,nation,level from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_myKingdomInfo.php b/hwe/b_myKingdomInfo.php
index e3d08293..1d2a2640 100644
--- a/hwe/b_myKingdomInfo.php
+++ b/hwe/b_myKingdomInfo.php
@@ -8,7 +8,7 @@ $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 increaseRefresh("세력정보", 1);
 
-$query = "select no,nation,level from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
@@ -33,7 +33,7 @@ if($me['level'] == 0) {
 </table>
 <br>
 <?php
-$query = "select nation from general where owner='{$_SESSION['userID']}'";
+$query = "select nation from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_myPage.php b/hwe/b_myPage.php
index e3546aa7..640663b5 100644
--- a/hwe/b_myPage.php
+++ b/hwe/b_myPage.php
@@ -8,7 +8,7 @@ $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 increaseRefresh("내정보", 1);
 
-$query = "select myset from general where owner='{$_SESSION['userID']}'";
+$query = "select myset from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
@@ -25,11 +25,11 @@ if($btn == "설정저장" && $me['myset'] > 0) {
         $submit = 'hidden';
     }
 
-    $query = "update general set myset=myset-1,map='$map',mode='$mode',tnmt='$tnmt' where owner='{$_SESSION['userID']}'";
+    $query = "update general set myset=myset-1,map='$map',mode='$mode',tnmt='$tnmt' where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 }
 
-$query = "select no,map,mode,tnmt,myset from general where owner='{$_SESSION['userID']}'";
+$query = "select no,map,mode,tnmt,myset from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_nationboard.php b/hwe/b_nationboard.php
index 80f0a7e0..3b4d6c23 100644
--- a/hwe/b_nationboard.php
+++ b/hwe/b_nationboard.php
@@ -8,7 +8,7 @@ $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 increaseRefresh("회의실", 1);
 
-$query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_nationrule.php b/hwe/b_nationrule.php
index 99fb83e5..d3bcfa53 100644
--- a/hwe/b_nationrule.php
+++ b/hwe/b_nationrule.php
@@ -23,7 +23,7 @@ increaseRefresh("국법", 1);
     <tr><td>
 
 <?php
-$query = "select no,nation,level from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_tournament.php b/hwe/b_tournament.php
index 50407f85..2e1b254a 100644
--- a/hwe/b_tournament.php
+++ b/hwe/b_tournament.php
@@ -9,7 +9,7 @@ $connect = dbConn();
 increaseRefresh("토너먼트", 1);
 checkTurn($connect);
 
-$query = "select no,tournament,con,turntime from general where owner='{$_SESSION['userID']}'";
+$query = "select no,tournament,con,turntime from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/b_troop.php b/hwe/b_troop.php
index 5985f18a..f00410bc 100644
--- a/hwe/b_troop.php
+++ b/hwe/b_troop.php
@@ -8,7 +8,7 @@ $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 increaseRefresh("부대편성", 1);
 
-$query = "select no,nation,troop from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,troop from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/c_auction.php b/hwe/c_auction.php
index 8592da3f..b992ad9a 100644
--- a/hwe/c_auction.php
+++ b/hwe/c_auction.php
@@ -12,7 +12,7 @@ $query = "select turnterm from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,name,gold,rice,special from general where owner='{$_SESSION['userID']}'";
+$query = "select no,name,gold,rice,special from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/c_betting.php b/hwe/c_betting.php
index 401eacb7..c79403a6 100644
--- a/hwe/c_betting.php
+++ b/hwe/c_betting.php
@@ -22,7 +22,7 @@ if($admin['tournament'] != 6) {
     exit();
 }
 
-$query = "select gold,bet0,bet1,bet2,bet3,bet4,bet5,bet6,bet7,bet8,bet9,bet10,bet11,bet12,bet13,bet14,bet15,bet0+bet1+bet2+bet3+bet4+bet5+bet6+bet7+bet8+bet9+bet10+bet11+bet12+bet13+bet14+bet15 as bet from general where owner='{$_SESSION['userID']}'";
+$query = "select gold,bet0,bet1,bet2,bet3,bet4,bet5,bet6,bet7,bet8,bet9,bet10,bet11,bet12,bet13,bet14,bet15,bet0+bet1+bet2+bet3+bet4+bet5+bet6+bet7+bet8+bet9+bet10+bet11+bet12+bet13+bet14+bet15 as bet from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
@@ -32,7 +32,7 @@ for($i=0; $i < 16; $i++) {
         $mebet = $me["bet{$i}"];
         if($gold >= 10 && $gold <= 1000) {
             if($gold + 500 <= $me['gold'] && $gold + $mebet <= 1000 && $gold + $me['bet'] <= 1000) {
-                $query = "update general set gold=gold-'$gold',bet{$i}=bet{$i}+'$gold',betgold=betgold+'$gold' where owner='{$_SESSION['userID']}'";
+                $query = "update general set gold=gold-'$gold',bet{$i}=bet{$i}+'$gold',betgold=betgold+'$gold' where owner='{$session->userID}'";
                 MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
                 $query = "update game set bet{$i}=bet{$i}+'$gold'";
                 MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
diff --git a/hwe/c_chiefboard.php b/hwe/c_chiefboard.php
index 515f5a6c..e673314c 100644
--- a/hwe/c_chiefboard.php
+++ b/hwe/c_chiefboard.php
@@ -10,7 +10,7 @@ $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 
 if(getBlockLevel() != 1 && getBlockLevel() != 3) {
-    $query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
diff --git a/hwe/c_dipcenter.php b/hwe/c_dipcenter.php
index 5ca329b1..98f47be0 100644
--- a/hwe/c_dipcenter.php
+++ b/hwe/c_dipcenter.php
@@ -9,7 +9,7 @@ include "func.php";
 $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 
-$query = "select no,nation,level from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/c_double.php b/hwe/c_double.php
index e06b815b..4a9b7662 100644
--- a/hwe/c_double.php
+++ b/hwe/c_double.php
@@ -32,7 +32,7 @@ if($command == 46) {
     if($name == "") { $name = "무명"; }
     $name = StringUtil::SubStrForWidth($name, 0, 12);
 
-    $query = "update general set makenation='{$name}' where owner='{$_SESSION['userID']}'";
+    $query = "update general set makenation='{$name}' where owner='{$session->userID}'";
     MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 
     $count = sizeof($turn);
@@ -40,13 +40,13 @@ if($command == 46) {
     for($i=0; $i < $count; $i++) {
         $str .= ",turn{$turn[$i]}='{$comStr}'";
     }
-    $query = "update general set {$str} where owner='{$_SESSION['userID']}'";
+    $query = "update general set {$str} where owner='{$session->userID}'";
     MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     //echo "<script>location.replace('index.php');</script>";
     echo 'index.php';//TODO:debug all and replace
 //통합제의
 } elseif($command == 53) {
-    $query = "select nation,level from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation,level from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -73,7 +73,7 @@ if($command == 46) {
     echo 'b_chiefcenter.php';//TODO:debug all and replace
 //불가침
 } elseif($command == 61) {
-    $query = "select nation,level from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation,level from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -102,7 +102,7 @@ if($command == 46) {
 //백성동원, 수몰, 허보, 피장파장, 의병모집, 이호경식, 급습
 //국기변경
 } elseif($command == 23 || $command == 24 || $command == 27 || $command == 51 || $command == 52 || $command > 60) {
-    $query = "select no,nation,level from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation,level from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -125,7 +125,7 @@ if($command == 46) {
     for($i=0; $i < $count; $i++) {
         $str .= ",turn{$turn[$i]}='{$comStr}'";
     }
-    $query = "update general set {$str} where owner='{$_SESSION['userID']}'";
+    $query = "update general set {$str} where owner='{$session->userID}'";
     MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     //echo "<script>location.replace('index.php');</script>";
     echo 'index.php';//TODO:debug all and replace
diff --git a/hwe/c_myBossInfo.php b/hwe/c_myBossInfo.php
index 0b52fe27..b0522ff6 100644
--- a/hwe/c_myBossInfo.php
+++ b/hwe/c_myBossInfo.php
@@ -13,7 +13,7 @@ $query = "select startyear,year,month from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,nation,level from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation,level from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 $meLevel = $me['level'];
diff --git a/hwe/c_nationboard.php b/hwe/c_nationboard.php
index 1dd33486..af75b442 100644
--- a/hwe/c_nationboard.php
+++ b/hwe/c_nationboard.php
@@ -10,7 +10,7 @@ $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 
 if(getBlockLevel() != 1 && getBlockLevel() != 3) {
-    $query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
diff --git a/hwe/c_nationrule.php b/hwe/c_nationrule.php
index 467a2e70..98a17384 100644
--- a/hwe/c_nationrule.php
+++ b/hwe/c_nationrule.php
@@ -9,7 +9,7 @@ include "func.php";
 $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 
-$query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+$query = "select no,nation from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/c_tournament.php b/hwe/c_tournament.php
index 9bdf425f..54f587a5 100644
--- a/hwe/c_tournament.php
+++ b/hwe/c_tournament.php
@@ -13,7 +13,7 @@ $query = "select tournament,phase,tnmt_type,develcost from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,name,tournament from general where owner='{$_SESSION['userID']}'";
+$query = "select no,name,tournament from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/c_vacation.php b/hwe/c_vacation.php
index d2e6e998..d7351e37 100644
--- a/hwe/c_vacation.php
+++ b/hwe/c_vacation.php
@@ -13,7 +13,7 @@ $admin = MYDB_fetch_array($result);
 
 $admin['killturn'] *= 3;
 
-$query = "update general set killturn='{$admin['killturn']}' where owner='{$_SESSION['userID']}'";
+$query = "update general set killturn='{$admin['killturn']}' where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 
 //echo "<script>location.replace('b_myPage.php');</script>";
diff --git a/hwe/c_vote.php b/hwe/c_vote.php
index 71c44fa2..519cba0b 100644
--- a/hwe/c_vote.php
+++ b/hwe/c_vote.php
@@ -11,13 +11,13 @@ $query = "select develcost,vote,votecomment from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,vote,name,nation,horse,weap,book,item,npc from general where owner='{$_SESSION['userID']}'";
+$query = "select no,vote,name,nation,horse,weap,book,item,npc from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
 if($btn == "투표" && $me['vote'] == 0 && $sel > 0) {
     $develcost = $admin['develcost'] * 5;
-    $query = "update general set gold=gold+{$develcost},vote='{$sel}' where owner='{$_SESSION['userID']}'";
+    $query = "update general set gold=gold+{$develcost},vote='{$sel}' where owner='{$session->userID}'";
     MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 
     $log = [];
diff --git a/hwe/commandlist.php b/hwe/commandlist.php
index 934b1951..1e237935 100644
--- a/hwe/commandlist.php
+++ b/hwe/commandlist.php
@@ -73,7 +73,7 @@ function myCommandList($connect) {
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $admin = MYDB_fetch_array($result);
 
-    $query = "select no,turntime,term,turn0,turn1,turn2,turn3,turn4,turn5,turn6,turn7,turn8,turn9,turn10,turn11,turn12,turn13,turn14,turn15,turn16,turn17,turn18,turn19,turn20,turn21,turn22,turn23 from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,turntime,term,turn0,turn1,turn2,turn3,turn4,turn5,turn6,turn7,turn8,turn9,turn10,turn11,turn12,turn13,turn14,turn15,turn16,turn17,turn18,turn19,turn20,turn21,turn22,turn23 from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
     $turn = getTurn($connect, $me, 2);
diff --git a/hwe/d_ally.php b/hwe/d_ally.php
index b9887c08..8caed3f1 100644
--- a/hwe/d_ally.php
+++ b/hwe/d_ally.php
@@ -13,7 +13,7 @@ $query = "select year,month from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,name,nation,level,picture,imgsvr from general where owner='{$_SESSION['userID']}'";
+$query = "select no,name,nation,level,picture,imgsvr from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/d_cancel.php b/hwe/d_cancel.php
index 2da8c2b8..611ddeef 100644
--- a/hwe/d_cancel.php
+++ b/hwe/d_cancel.php
@@ -11,7 +11,7 @@ $query = "select year,month from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,name,nation,level,picture,imgsvr from general where owner='{$_SESSION['userID']}'";
+$query = "select no,name,nation,level,picture,imgsvr from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/d_cease.php b/hwe/d_cease.php
index 0acfff42..e036e41f 100644
--- a/hwe/d_cease.php
+++ b/hwe/d_cease.php
@@ -11,7 +11,7 @@ $query = "select year,month from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,name,nation,level,picture,imgsvr from general where owner='{$_SESSION['userID']}'";
+$query = "select no,name,nation,level,picture,imgsvr from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/d_merge.php b/hwe/d_merge.php
index 9b14695c..6663624a 100644
--- a/hwe/d_merge.php
+++ b/hwe/d_merge.php
@@ -11,7 +11,7 @@ $query = "select year,month from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,name,nation,level,picture,imgsvr from general where owner='{$_SESSION['userID']}'";
+$query = "select no,name,nation,level,picture,imgsvr from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/d_scout.php b/hwe/d_scout.php
index a44a4f2a..463c1f87 100644
--- a/hwe/d_scout.php
+++ b/hwe/d_scout.php
@@ -17,7 +17,7 @@ $query = "select startyear,year,month,killturn from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,name,nation,nations,level,troop,npc,gold,rice from general where owner='{$_SESSION['userID']}'";
+$query = "select no,name,nation,nations,level,troop,npc,gold,rice from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/d_surrender.php b/hwe/d_surrender.php
index 2610b316..1ccbfcd4 100644
--- a/hwe/d_surrender.php
+++ b/hwe/d_surrender.php
@@ -11,7 +11,7 @@ $query = "select year,month from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,name,nation,level,picture,imgsvr from general where owner='{$_SESSION['userID']}'";
+$query = "select no,name,nation,level,picture,imgsvr from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/func.php b/hwe/func.php
index af17606c..196bcfe9 100644
--- a/hwe/func.php
+++ b/hwe/func.php
@@ -118,7 +118,7 @@ function getRandGenName() {
 function cityInfo($connect) {
     global $_basecolor, $_basecolor2, $images;
 
-    $query = "select no,city from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -233,7 +233,7 @@ function myNationInfo($connect) {
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $admin = MYDB_fetch_array($result);
 
-    $query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -406,7 +406,7 @@ function commandTable($connect) {
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $admin = MYDB_fetch_array($result);
 
-    $query = "select no,npc,troop,city,nation,level,crew,makelimit,special from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,npc,troop,city,nation,level,crew,makelimit,special from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -640,7 +640,7 @@ function CoreCommandTable($connect) {
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $admin = MYDB_fetch_array($result);
 
-    $query = "select no,nation,city,level from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation,city,level from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -730,7 +730,7 @@ function CoreCommandTable($connect) {
 }
 
 function myInfo($connect) {
-    $query = "select no from general where owner='{$_SESSION['userID']}'";
+    $query = "select no from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -914,7 +914,7 @@ function generalInfo($connect, $no) {
 }
 
 function myInfo2($connect) {
-    $query = "select no from general where owner='{$_SESSION['userID']}'";
+    $query = "select no from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -1064,7 +1064,7 @@ function onlineNation($connect) {
 }
 
 function nationMsg($connect) {
-    $query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -1226,7 +1226,7 @@ function increaseRefresh($type="", $cnt=1) {
             'connect'=>$db->sqleval('connect + %i', $cnt),
             'refcnt'=>$db->sqleval('refcnt + %i', $cnt),
             'refresh'=>$db->sqleval('refresh + %i', $cnt)
-        ], 'no=%i', $generalID);
+        ], 'owner=%i', $generalID);
     }
 
     $date = date('Y_m_d H:i:s');
@@ -1463,7 +1463,9 @@ function checkTurn($connect) {
         return;
     }
 
-    $locklog[0] = "- checkTurn()      : ".date('Y-m-d H:i:s')." : ".$_SESSION['userName'];
+    $session = Session::Instance();
+
+    $locklog[0] = "- checkTurn()      : ".date('Y-m-d H:i:s')." : ".$session->userName;
     pushLockLog($locklog);
 
     // 파일락 해제
@@ -1471,7 +1473,7 @@ function checkTurn($connect) {
     // 세마포어 해제
     //if(!@sem_release($sema)) { echo "치명적 에러! 유기체에게 문의하세요!"; exit(1); }
 
-    $locklog[0] = "- checkTurn() 입   : ".date('Y-m-d H:i:s')." : ".$_SESSION['userName'];
+    $locklog[0] = "- checkTurn() 입   : ".date('Y-m-d H:i:s')." : ".$session->userName;
     pushLockLog($locklog);
     
     //if(STEP_LOG) delStepLog();
@@ -1537,7 +1539,7 @@ function checkTurn($connect) {
         //if(STEP_LOG) pushStepLog(date('Y-m-d H:i:s').', preUpdateMonthly');
         $result = preUpdateMonthly($connect);
         if($result == false) {
-            $locklog[0] = "-- checkTurn() 오류출 : ".date('Y-m-d H:i:s')." : ".$_SESSION['userName'];
+            $locklog[0] = "-- checkTurn() 오류출 : ".date('Y-m-d H:i:s')." : ".$session->userName;
             pushLockLog($locklog);
 
             // 잡금 해제
@@ -1550,7 +1552,7 @@ function checkTurn($connect) {
         $dt = turnDate($connect, $nextTurn);
         $admin['year'] = $dt[0]; $admin['month'] = $dt[1];
 
-        $locklog[0] = "-- checkTurn() ".$admin['month']."월 : ".date('Y-m-d H:i:s')." : ".$_SESSION['userName'];
+        $locklog[0] = "-- checkTurn() ".$admin['month']."월 : ".date('Y-m-d H:i:s')." : ".$session->userName;
         pushLockLog($locklog);
 
         // 이벤트 핸들러 동작
@@ -1676,7 +1678,7 @@ function checkTurn($connect) {
     //if(STEP_LOG) pushStepLog(date('Y-m-d H:i:s').', unlock');
     unlock();
 
-    $locklog[0] = "- checkTurn()   출 : ".date('Y-m-d H:i:s')." : ".$_SESSION['userName'];
+    $locklog[0] = "- checkTurn()   출 : ".date('Y-m-d H:i:s')." : ".$session->userName;
     pushLockLog($locklog);
 
     //if(STEP_LOG) pushStepLog(date('Y-m-d H:i:s').', finish');
@@ -2296,7 +2298,7 @@ function getAdmin($connect) {
 }
 
 function getMe($connect) {
-    $query = "select * from general where owner='{$_SESSION['userID']}'";
+    $query = "select * from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("접속자가 많아 접속을 중단합니다. 잠시후 갱신해주세요.<br>getMe : ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
diff --git a/hwe/func_command.php b/hwe/func_command.php
index 01b5711a..06c81b84 100644
--- a/hwe/func_command.php
+++ b/hwe/func_command.php
@@ -674,7 +674,7 @@ function command_Single($connect, $turn, $command) {
     for($i=0; $i < $count; $i++) {
         $str .= ",turn{$turn[$i]}='{$command}'";
     }
-    $query = "update general set {$str} where owner='{$_SESSION['userID']}'";
+    $query = "update general set {$str} where owner='{$session->userID}'";
     MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     //echo "<script>location.replace('commandlist.php');</script>";
     echo 'commandlist.php';//TODO:debug all and replace
@@ -684,7 +684,7 @@ function command_Single($connect, $turn, $command) {
 function command_Chief($connect, $turn, $command) {
     $command = EncodeCommand(0, 0, 0, $command);
 
-    $query = "select nation,level from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation,level from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
diff --git a/hwe/func_message.php b/hwe/func_message.php
index 24244c33..e443cc59 100644
--- a/hwe/func_message.php
+++ b/hwe/func_message.php
@@ -279,7 +279,7 @@ function getMailboxList(){
 // who : xxxx,xxxx(발신인, 수신인)
 function DecodeMsg($connect, $msg, $type, $who, $date, $bg, $num=0) {
     //FIXME: 폐기
-    $query = "select no,nation,name,picture,level from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation,name,picture,level from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -340,7 +340,7 @@ function moveMsg($connect, $table, $msgtype, $msgnum, $msg, $type, $who, $when,
 }
 
 function MsgDip($connect, $bg) {
-    $query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
diff --git a/hwe/index.php b/hwe/index.php
index a8234939..6fe5200a 100644
--- a/hwe/index.php
+++ b/hwe/index.php
@@ -35,13 +35,13 @@ $session->setReadOnly();
 
 
 if($me['newmsg'] == 1 && $me['newvote'] == 1) {
-    $query = "update general set newmsg=0,newvote=0 where owner='{$_SESSION['userID']}'";
+    $query = "update general set newmsg=0,newvote=0 where owner='{$session->userID}'";
     MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 } elseif($me['newmsg'] == 1) {
-    $query = "update general set newmsg=0 where owner='{$_SESSION['userID']}'";
+    $query = "update general set newmsg=0 where owner='{$session->userID}'";
     MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 } elseif($me['newvote'] == 1) {
-    $query = "update general set newvote=0 where owner='{$_SESSION['userID']}'";
+    $query = "update general set newvote=0 where owner='{$session->userID}'";
     MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 }
 
diff --git a/hwe/j_msgsubmit.php b/hwe/j_msgsubmit.php
index 31c5ae89..ea4dd1de 100644
--- a/hwe/j_msgsubmit.php
+++ b/hwe/j_msgsubmit.php
@@ -7,7 +7,8 @@ include 'func.php';
 
 $session = Session::requireGameLogin([
     'newSeq' => false
-])->setReadOnly();
+]); 
+//NOTE: 전송 메시지 시간 계산을 위해 Session을 쓰기 가능 상태로 열어둠.
 
 /**
  * 메시지 전송 코드.
@@ -15,8 +16,6 @@ $session = Session::requireGameLogin([
  * TODO: 장기적으로 ajax는 한곳에 모을 필요가 있을 듯.
  */
 
-//읽기 전용이다. 빠르게 세션 끝내자
-
 $post = WebUtil::parseJsonPost();
 
 if(!isset($post['genlist']) || !isset($post['msg'])){
@@ -112,7 +111,7 @@ if($destMailbox == 9999) {
 
 // 개인 메세지
 } elseif($destMailbox > 0) {
-    $last_msg = new \DateTime(Util::array_get($_SESSION['last_msg'], '0000-00-00'));
+    $last_msg = new \DateTime($session->last_msg?:'0000-00-00');
 
     $msg_interval = $datetime->getTimestamp() - $last_msg->getTimestamp();
     //NOTE: 여기서 유저 레벨을 구별할 코드가 필요할까?
@@ -134,7 +133,7 @@ if($destMailbox == 9999) {
         ]);
     }
 
-    $_SESSION['last_msg'] = $date;
+    $session->last_msg = $date;
 
     $dest = [
         'id' => $destMailbox,
diff --git a/hwe/preprocessing.php b/hwe/preprocessing.php
index 989ec556..cd0dba5f 100644
--- a/hwe/preprocessing.php
+++ b/hwe/preprocessing.php
@@ -12,7 +12,7 @@ $query = "select conlimit from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,name,nation,con from general where owner='{$_SESSION['userID']}'";
+$query = "select no,name,nation,con from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/processing.php b/hwe/processing.php
index ecb476d2..4430c65b 100644
--- a/hwe/processing.php
+++ b/hwe/processing.php
@@ -172,7 +172,7 @@ function ender($type=0) {
 }
 
 function command_99($connect, $turn) {
-    $query = "select nation,level from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation,level from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -236,7 +236,7 @@ function command_11($connect, $turn, $command) {
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $admin = MYDB_fetch_array($result);
 
-    $query = "select no,nation,level,personal,special2,level,city,crew,horse,injury,leader,crewtype,gold from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation,level,personal,special2,level,city,crew,horse,injury,leader,crewtype,gold from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -441,7 +441,7 @@ function command_12($connect, $turn, $command) {
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $admin = MYDB_fetch_array($result);
 
-    $query = "select no,nation,level,personal,special2,level,city,crew,horse,injury,leader,crewtype,gold from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation,level,personal,special2,level,city,crew,horse,injury,leader,crewtype,gold from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -643,7 +643,7 @@ function calc(cost, formnum) {
 
 function command_15($connect, $turn, $command) {
     starter("재편성");
-    $query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
     $me = $general['no'];
@@ -684,7 +684,7 @@ function command_15($connect, $turn, $command) {
 
 function command_16($connect, $turn, $command) {
     starter("출병");
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -723,7 +723,7 @@ function command_16($connect, $turn, $command) {
 
 function command_21($connect, $turn, $command) {
     starter("이동");
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -764,7 +764,7 @@ function command_22($connect, $turn, $command) {
     die('비활성화됨');//TODO:등용장 대 디자인
     starter("등용");
 
-    $query = "select nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -823,7 +823,7 @@ function command_22($connect, $turn, $command) {
 
 function command_23($connect, $turn, $command) {
     starter("포상", 1);
-    $query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -893,7 +893,7 @@ function command_23($connect, $turn, $command) {
 
 function command_24($connect, $turn, $command) {
     starter("몰수", 1);
-    $query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -971,7 +971,7 @@ function command_25($connect, $turn, $command) {
     $result = MYDB_query($query, $connect) or Error("command_46 ".MYDB_error($connect),"");
     $admin = MYDB_fetch_array($result);
 
-    $query = "select no,nations from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nations from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("command_27 ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
     
@@ -1041,7 +1041,7 @@ function command_25($connect, $turn, $command) {
 function command_27($connect, $turn, $command) {
     starter("발령", 1);
 
-    $query = "select no,nation,level from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation,level from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("command_27 ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -1096,7 +1096,7 @@ function command_27($connect, $turn, $command) {
 
 function command_30($connect, $turn, $command) {
     starter("강행");
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -1135,7 +1135,7 @@ ender();
 
 function command_31($connect, $turn, $command) {
     starter("첩보");
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -1178,7 +1178,7 @@ function command_31($connect, $turn, $command) {
 
 function command_32($connect, $turn, $command) {
     starter("화계");
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -1216,7 +1216,7 @@ function command_32($connect, $turn, $command) {
 
 function command_33($connect, $turn, $command) {
     starter("탈취");
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -1254,7 +1254,7 @@ function command_33($connect, $turn, $command) {
 
 function command_34($connect, $turn, $command) {
     starter("파괴");
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -1292,7 +1292,7 @@ function command_34($connect, $turn, $command) {
 
 function command_35($connect, $turn, $command) {
     starter("선동");
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -1330,7 +1330,7 @@ function command_35($connect, $turn, $command) {
 
 function command_36($connect, $turn, $command) {
     starter("기습");
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -1368,7 +1368,7 @@ function command_36($connect, $turn, $command) {
 
 function command_43($connect, $turn, $command) {
     starter("증여");
-    $query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -1579,7 +1579,7 @@ function command_46($connect, $turn, $command) {
 function command_48($connect, $turn, $command) {
     starter("장비 매매");
 
-    $query = "select no,city,gold from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,city,gold from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("command_48 ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
     $city = getCity($connect, $me['city'], "secu");
@@ -1689,7 +1689,7 @@ function command_49($connect, $turn, $command) {
 function command_51($connect, $turn, $command) {
     starter("항복 권고", 1);
 
-    $query = "select nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -1740,7 +1740,7 @@ function command_51($connect, $turn, $command) {
 function command_52($connect, $turn, $command) {
     starter("원조", 1);
 
-    $query = "select nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -1814,7 +1814,7 @@ function command_52($connect, $turn, $command) {
 function command_53($connect, $turn, $command) {
     starter("통합제의", 1);
 
-    $query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("command_53 ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -1878,7 +1878,7 @@ function command_53($connect, $turn, $command) {
 
 function command_54($connect, $turn, $command) {
     starter("선양");
-    $query = "select no,nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select no,nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -1922,7 +1922,7 @@ function command_54($connect, $turn, $command) {
 function command_61($connect, $turn, $command) {
     starter("불가침", 1);
 
-    $query = "select nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -2002,7 +2002,7 @@ function command_61($connect, $turn, $command) {
 function command_62($connect, $turn, $command) {
     starter("선전포고", 1);
 
-    $query = "select nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -2065,7 +2065,7 @@ function command_62($connect, $turn, $command) {
 function command_63($connect, $turn, $command) {
     starter("종전", 1);
 
-    $query = "select nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -2120,7 +2120,7 @@ function command_63($connect, $turn, $command) {
 function command_64($connect, $turn, $command) {
     starter("파기", 1);
 
-    $query = "select nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -2174,7 +2174,7 @@ function command_64($connect, $turn, $command) {
 
 function command_65($connect, $turn, $command) {
     starter("초토화", 1);
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -2210,7 +2210,7 @@ echo "<br>
 
 function command_66($connect, $turn, $command) {
     starter("천도", 1);
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -2247,7 +2247,7 @@ echo "<br>
 
 function command_67($connect, $turn, $command) {
     starter("증축", 1);
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -2284,7 +2284,7 @@ echo "<br>
 
 function command_68($connect, $turn, $command) {
     starter("감축", 1);
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -2321,7 +2321,7 @@ echo "<br>
 
 function command_72($connect, $turn, $command) {
     starter("백성동원", 1);
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -2358,7 +2358,7 @@ echo "<br>
 
 function command_73($connect, $turn, $command) {
     starter("수몰", 1);
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -2395,7 +2395,7 @@ echo "<br>
 
 function command_74($connect, $turn, $command) {
     starter("허보", 1);
-    $query = "select city from general where owner='{$_SESSION['userID']}'";
+    $query = "select city from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $general = MYDB_fetch_array($result);
 
@@ -2433,7 +2433,7 @@ echo "<br>
 function command_75($connect, $turn, $command) {
     starter("피장파장", 1);
 
-    $query = "select nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -2489,7 +2489,7 @@ function command_75($connect, $turn, $command) {
 function command_77($connect, $turn, $command) {
     starter("이호경식", 1);
 
-    $query = "select nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
@@ -2545,7 +2545,7 @@ function command_77($connect, $turn, $command) {
 function command_78($connect, $turn, $command) {
     starter("급습", 1);
 
-    $query = "select nation from general where owner='{$_SESSION['userID']}'";
+    $query = "select nation from general where owner='{$session->userID}'";
     $result = MYDB_query($query, $connect) or Error("aaa_processing.php ".MYDB_error($connect),"");
     $me = MYDB_fetch_array($result);
 
diff --git a/hwe/turn.php b/hwe/turn.php
index 1b04519a..01772f48 100644
--- a/hwe/turn.php
+++ b/hwe/turn.php
@@ -14,7 +14,7 @@ $query = "select conlimit from game limit 1";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $admin = MYDB_fetch_array($result);
 
-$query = "select no,name,nation,con from general where owner='{$_SESSION['userID']}'";
+$query = "select no,name,nation,con from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
@@ -37,7 +37,7 @@ case 0:
             if($k >= 24) break;
             $query .= ",";
         }
-        $query .= " where owner='{$_SESSION['userID']}'";
+        $query .= " where owner='{$session->userID}'";
         MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     }
 */
@@ -51,7 +51,7 @@ case 0:
             if($k >= 24) break;
         }
     }
-    $query .= " where owner='{$_SESSION['userID']}'";
+    $query .= " where owner='{$session->userID}'";
     MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     break;
 case 1:
@@ -69,7 +69,7 @@ case 1:
         if($k < 0) break;
         $query .= ",";
     }
-    $query .= " where owner='{$_SESSION['userID']}'";
+    $query .= " where owner='{$session->userID}'";
     MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     break;
 case 2:
@@ -87,7 +87,7 @@ case 2:
         if($i >= 24) break;
         $query .= ",";
     }
-    $query .= " where owner='{$_SESSION['userID']}'";
+    $query .= " where owner='{$session->userID}'";
     MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
     break;
 }
diff --git a/hwe/turn_pop_core.php b/hwe/turn_pop_core.php
index 4b7aeb13..99581e9b 100644
--- a/hwe/turn_pop_core.php
+++ b/hwe/turn_pop_core.php
@@ -7,7 +7,7 @@ include "func.php";
 $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 
-$query = "select no from general where owner='{$_SESSION['userID']}'";
+$query = "select no from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/hwe/turn_push_core.php b/hwe/turn_push_core.php
index 04e4708c..36c78706 100644
--- a/hwe/turn_push_core.php
+++ b/hwe/turn_push_core.php
@@ -7,7 +7,7 @@ include "func.php";
 $session = Session::requireGameLogin()->setReadOnly();
 $connect = dbConn();
 
-$query = "select no from general where owner='{$_SESSION['userID']}'";
+$query = "select no from general where owner='{$session->userID}'";
 $result = MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
 $me = MYDB_fetch_array($result);
 
diff --git a/i_entrance/j_delete_me.php b/i_entrance/j_delete_me.php
index 5a1857c7..1fd014b0 100644
--- a/i_entrance/j_delete_me.php
+++ b/i_entrance/j_delete_me.php
@@ -62,8 +62,9 @@ $db->insert('member_log', [
     'action_type'=>'delete'
 ]);
 
+
+$session->access_token = null;
 $session->logout();
-unset($_SESSION['access_token']);
 setcookie("hello", "", time()-3600);
 
 Json::die([
diff --git a/oauth_kakao/j_change_pw.php b/oauth_kakao/j_change_pw.php
index 08ab3546..44db7042 100644
--- a/oauth_kakao/j_change_pw.php
+++ b/oauth_kakao/j_change_pw.php
@@ -7,18 +7,15 @@ use \kakao\Kakao_REST_API_Helper as Kakao_REST_API_Helper;
 
 $nowDate = TimeUtil::DatetimeNow();
 
-$session = Session::Instance();
-if(!$session->isLoggedIn()){
-    Json::die([
-        'result'=>false,
-        'reason'=>'로그인이 되어있지 않습니다'
-    ]);
-}
+$session = Session::requireLogin([
+    'reason'=>'로그인이 되어있지 않습니다'
+]);
+
 $userID = $session->userID;
-$access_token = Util::array_get($_SESSION['access_token']);
-$expires = Util::array_get($_SESSION['expires']);
-$refresh_token = Util::array_get($_SESSION['refresh_token']);
-$refresh_token_expires = Util::array_get($_SESSION['refresh_token_expires']);
+$access_token = $session->access_token;
+$expires = $session->expires;
+$refresh_token = $session->refresh_token;
+$refresh_token_expires = $session->refresh_token_expires;
 
 if(!$access_token || !$expires){
     Json::die([
@@ -39,7 +36,7 @@ if($expires < $nowDate && (!$refresh_token || ($refresh_token_expires < $nowDate
 }
 
 if($expires < $nowDate){
-    unset($_SESSION['kaccount_email']);
+    $session->kaccount_email = null;
     $email = null;
 
     $result = $restAPI->refresh_access_token($refresh_token);
diff --git a/oauth_kakao/j_check_dup.php b/oauth_kakao/j_check_dup.php
index 1969c0c7..a0670fc3 100644
--- a/oauth_kakao/j_check_dup.php
+++ b/oauth_kakao/j_check_dup.php
@@ -5,11 +5,9 @@ require(__dir__.'/../vendor/autoload.php');
 require('lib.join.php');
 
 
+$session = Session::Instance()->setReadOnly();
 
-
-session_start();
-
-$access_token = Util::array_get($_SESSION['access_token']);
+$access_token = $session->access_token;
 if(!$access_token){
     Json::die('로그인 토큰 에러. 다시 로그인을 수행해주세요.');
 }
diff --git a/oauth_kakao/j_join_process.php b/oauth_kakao/j_join_process.php
index 83d1eb6a..b044c1e7 100644
--- a/oauth_kakao/j_join_process.php
+++ b/oauth_kakao/j_join_process.php
@@ -6,7 +6,7 @@ require('lib.join.php');
 
 use \kakao\Kakao_REST_API_Helper as Kakao_REST_API_Helper;
 
-session_start();
+$session = Session::Instance();
 
 $canJoin = RootDB::db()->queryFirstField('SELECT REG FROM `SYSTEM` WHERE `NO` = 1');
 if($canJoin != 'Y'){
@@ -18,10 +18,10 @@ if($canJoin != 'Y'){
 
 $nowDate = TimeUtil::DatetimeNow();
 
-$access_token = Util::array_get($_SESSION['access_token']);
-$expires = Util::array_get($_SESSION['expires']);
-$refresh_token = Util::array_get($_SESSION['refresh_token']);
-$refresh_token_expires = Util::array_get($_SESSION['refresh_token_expires']);
+$access_token = Util::array_get($session->access_token);
+$expires = Util::array_get($session->expires);
+$refresh_token = Util::array_get($session->refresh_token);
+$refresh_token_expires = Util::array_get($session->refresh_token_expires);
 if(!$access_token){
     Json::die([
         'result'=>false,
@@ -29,7 +29,7 @@ if(!$access_token){
     ]);
 }
 if($expires < $nowDate && (!$refresh_token || ($refresh_token_expires < $nowDate))){
-    unset($_SESSION['access_token']);
+    $session->access_token = null;
     Json::die([
         'result'=>false,
         'reason'=>'로그인 토큰 만료.'.$refresh_token_expires.' 다시 카카오로그인을 수행해주세요.'
@@ -86,7 +86,7 @@ $restAPI = new Kakao_REST_API_Helper($access_token);
 if($expires < $nowDate){
     $result = $restAPI->refresh_access_token($refresh_token);
     if(!isset($refresh_token)){
-        unset($_SESSION['access_token']);
+        $session->access_token = null;
         Json::die([
             'result'=>false,
             'reason'=>'카카오 로그인 과정 중 추가 갱신 절차를 실패했습니다'
@@ -131,7 +131,7 @@ if(!Util::array_get($me['kaccount_email_verified'],false)){
 }
 
 $email = $me['kaccount_email'];
-$_SESSION['kaccount_email'] = $email;
+$session->kaccount_email = $email;
 $emailChk = checkEmailDup($email);
 if($emailChk !== true){
     $restAPI->unlink();
diff --git a/oauth_kakao/j_login_oauth.php b/oauth_kakao/j_login_oauth.php
index ce1a3cef..ffb8edba 100644
--- a/oauth_kakao/j_login_oauth.php
+++ b/oauth_kakao/j_login_oauth.php
@@ -22,11 +22,11 @@ if($canLogin != 'Y'){
 
 $nowDate = TimeUtil::DatetimeNow();
 
-$access_token = Util::array_get($_SESSION['access_token']);
-$expires = Util::array_get($_SESSION['expires']);
-$refresh_token = Util::array_get($_SESSION['refresh_token']);
-$refresh_token_expires = Util::array_get($_SESSION['refresh_token_expires']);
-$email = Util::array_get($_SESSION['kaccount_email']);
+$access_token = $session->access_token;
+$expires = $session->expires;
+$refresh_token = $session->refresh_token;
+$refresh_token_expires = $session->refresh_token_expires;
+$email = $session->kaccount_email;
 
 
 if(!$access_token || !$expires){
@@ -47,7 +47,7 @@ if($expires < $nowDate && (!$refresh_token || ($refresh_token_expires < $nowDate
 }
 
 if($expires < $nowDate){
-    unset($_SESSION['kaccount_email']);
+    $session->kaccount_email = null;
     $email = null;
 
     $result = $restAPI->refresh_access_token($refresh_token);
@@ -86,7 +86,7 @@ if(!$email){
     }
     
     $email = $me['kaccount_email'];
-    $_SESSION['kaccount_email'] = $email;
+    $session->kaccount_email = $email;
 }
 
 
@@ -95,7 +95,7 @@ $userInfo = $RootDB->queryFirstRow(
 
 if(!$userInfo){
     $restAPI->unlink();
-    unset($_SESSION['access_token']);
+    $session->access_token = null;
     Json::die([
         'result'=>false,
         'reason'=>'카카오로그인에 해당하는 계정이 없습니다. 재 가입을 시도해주세요.'
@@ -105,7 +105,7 @@ if(!$userInfo){
 if($userInfo['delete_after']){
     if($userInfo['delete_after'] < $nowDate){
         $restAPI->unlink();
-        unset($_SESSION['access_token']);
+        $session->access_token = null;
         $RootDB->delete('member', 'no=%i', $userInfo['no']);
         Json::die([
             'result'=>false,
@@ -114,7 +114,7 @@ if($userInfo['delete_after']){
     }
     else{
         $restAPI->unlink();
-        unset($_SESSION['access_token']);
+        $session->access_token = null;
         Json::die([
             'result'=>false,
             'reason'=>"삭제 요청된 계정입니다.[{$userInfo['delete_after']}]"
diff --git a/oauth_kakao/oauth.php b/oauth_kakao/oauth.php
index 1775d1a3..f297e451 100644
--- a/oauth_kakao/oauth.php
+++ b/oauth_kakao/oauth.php
@@ -26,20 +26,20 @@ $result = $restAPI->create_access_token($auth_code);
 
 
 
-if(Util::array_get($result['expires_in'], -1) > 0){
-    session_start();
-    $restAPI->set_access_token($result['access_token']);
-    $now = TimeUtil::DatetimeNow();
-    $_SESSION['access_token'] = $result['access_token'];
-    $_SESSION['expires'] = TimeUtil::DatetimeFromSecond($now, $result['expires_in']);
-    $_SESSION['refresh_token'] = Util::array_get($result['refresh_token']);
-    $_SESSION['refresh_token_expires'] = TimeUtil::DatetimeFromSecond($now, $result['refresh_token_expires_in']);
-}
-else{
+if (Util::array_get($result['expires_in'], -1) <= 0) {
     die('알 수 없는 에러:'.$me['msg']);
 }
 
-$_SESSION['tmpx'] = Json::encode($result);
+$session = Session::Instance();
+
+$restAPI->set_access_token($result['access_token']);
+$now = TimeUtil::DatetimeNow();
+$session->access_token = $result['access_token'];
+$session->expires = TimeUtil::DatetimeFromSecond($now, $result['expires_in']);
+$session->refresh_token = Util::array_get($result['refresh_token']);
+$session->refresh_token_expires = TimeUtil::DatetimeFromSecond($now, $result['refresh_token_expires_in']);
+
+$session->tmpx = Json::encode($result);
 
 //echo "<br>\n";
 $me = $restAPI->meWithEmail();
@@ -57,7 +57,7 @@ if($me['code']< 0){
     }
 }
 else{
-    $_SESSION['kaccount_email'] = $me['kaccount_email'];
+    $session->kaccount_email = $me['kaccount_email'];
 }
 
 ?>
diff --git a/src/sammo/Session.php b/src/sammo/Session.php
index 15bf5c84..40d73b96 100644
--- a/src/sammo/Session.php
+++ b/src/sammo/Session.php
@@ -98,9 +98,9 @@ class Session {
 
         //첫 등장
 
-        if(!Util::array_get($_SESSION['ip'])) {
-            $_SESSION['ip'] = Util::get_client_ip(true);
-            $_SESSION['time'] = time();
+        if(!$this->get('ip')) {
+            $this->set('ip', Util::get_client_ip(true));
+            $this->set('time', time());
         }
     }