diff --git a/f_install/j_install_status.php b/f_install/j_install_status.php
index 8b6021b4..23e87164 100644
--- a/f_install/j_install_status.php
+++ b/f_install/j_install_status.php
@@ -3,18 +3,6 @@ namespace sammo;
 
 require(__dir__.'/../vendor/autoload.php');
 
-function dbConnFail($params){
-    Json::die([
-        'step'=>'conn_fail'
-    ]);
-}
-
-function dbSQLFail($params){
-    Json::die([
-        'step'=>'sql_fail'
-    ]);
-}
-
 if(!class_exists('\\sammo\\RootDB')){
     Json::die([
         'step'=>'config'
@@ -24,11 +12,20 @@ if(!class_exists('\\sammo\\RootDB')){
 $rootDB = RootDB::db();
 
 $rootDB->throw_exception_on_nonsql_error = false;
-$rootDB->nonsql_error_handler = 'dbConnFail';
-$rootDB->error_handler = 'dbSQLFail';
+$rootDB->nonsql_error_handler = function($params){
+    Json::die([
+        'step'=>'conn_fail'
+    ]);
+};
+
+$rootDB->error_handler = function($params){
+    Json::die([
+        'step'=>'sql_fail'
+    ]);
+};
 
 $memberCnt = $rootDB->queryFirstField('SELECT count(`NO`) from MEMBER');
-if($memberCnt === 0){
+if($memberCnt == 0){
     Json::die([
         'step'=>'admin',
         'globalSalt'=>RootDB::getGlobalSalt()
diff --git a/f_install/j_setup_db.php b/f_install/j_setup_db.php
index 3b88934d..24629212 100644
--- a/f_install/j_setup_db.php
+++ b/f_install/j_setup_db.php
@@ -3,20 +3,6 @@ namespace sammo;
 
 require(__dir__.'/../vendor/autoload.php');
 
-function dbConnFail($params){
-    Json::die([
-        'result'=>false,
-        'reason'=>'DB 접속에 실패했습니다.'
-    ]);
-}
-
-function dbSQLFail($params){
-    Json::die([
-        'result'=>false,
-        'reason'=>'SQL을 제대로 실행하지 못했습니다. DB상태를 확인해 주세요.'
-    ]);
-}
-
 $host = Util::array_get($_POST['db_host']);
 $port = Util::array_get($_POST['db_port']);
 $username = Util::array_get($_POST['db_id']);
@@ -118,8 +104,19 @@ $rootDB = new \MeekroDB($host,$username,$password,$dbName,$port,'utf8mb4');
 $rootDB->connect_options[MYSQLI_OPT_INT_AND_FLOAT_NATIVE] = true;
 
 $rootDB->throw_exception_on_nonsql_error = false;
-$rootDB->nonsql_error_handler = 'dbConnFail';
-$rootDB->error_handler = 'dbSQLFail';
+$rootDB->nonsql_error_handler = function($params){
+    Json::die([
+        'result'=>false,
+        'reason'=>'DB 접속에 실패했습니다.'
+    ]);
+};
+
+$rootDB->error_handler = function($params){
+    Json::die([
+        'result'=>false,
+        'reason'=>'SQL을 제대로 실행하지 못했습니다. DB상태를 확인해 주세요.'
+    ]);
+};
 
 $mysqli_obj = $rootDB->get(); //로그인에 실패할 경우 자동으로 dbConnFail()이 실행됨.
 
diff --git a/hwe/_119_b.php b/hwe/_119_b.php
index 591c9008..7e739339 100644
--- a/hwe/_119_b.php
+++ b/hwe/_119_b.php
@@ -11,6 +11,18 @@ if($session->userGrade < 5){
     echo '_119.php';//TODO:debug all and replace
 }
 
+$v = new Validator($_POST);
+$v->rule('integer', [
+    'minute',
+    'minutes2'
+]);
+if(!$v->validate()){
+    Error($v->errorStr());
+}
+
+$minute = Util::toInt(Util::array_get($_POST['minute']));
+$minute2 = Util::toInt(Util::array_get($_POST['minute2']));
+
 $db = DB::db();
 $connect=$db->get();
 
diff --git a/hwe/_admin1.php b/hwe/_admin1.php
index 154e4b68..66c069d2 100644
--- a/hwe/_admin1.php
+++ b/hwe/_admin1.php
@@ -49,9 +49,6 @@ $admin = getAdmin();
     <tr><td width=110 align=right>중원정세추가</td>
         <td colspan=3><input type=textarea size=90 maxlength=80 style=color:white;background-color:black; name=log><input type=submit name=btn value=로그쓰기></td></td>
     </tr>
-    <tr><td width=110 align=right>쿼리 요청</td>
-        <td colspan=3><input type=textarea size=90 maxlength=150 style=color:white;background-color:black; name=q><input type=submit name=btn value=요청></td></td>
-    </tr>
     <tr>
         <td width=110 align=right>시작시간변경</td>
         <td width=285><input type=text size=20 maxlength=20 style=color:white;background-color:black;text-align:right; name=starttime value='<?=$admin['starttime'];?>'><input type=submit name=btn value=변경1></td>
diff --git a/hwe/_admin1_submit.php b/hwe/_admin1_submit.php
index ba50038d..f5022c66 100644
--- a/hwe/_admin1_submit.php
+++ b/hwe/_admin1_submit.php
@@ -6,26 +6,33 @@ include "func.php";
 //로그인 검사
 $session = Session::requireGameLogin()->setReadOnly();
 
-$admin = getAdmin();
-
 if($session->userGrade < 5) {
     //echo "<script>location.replace('_admin1.php');</script>";
     echo '_admin1.php';//TODO:debug all and replace
 }
 
+$v = new Validator($_POST);
+$v->rule('integer', [
+    'maxgeneral',
+    'minutes2'
+])->rule('dateFormat', [
+    'starttime'
+]);
+if(!$v->validate()){
+    Error($v->errorStr());
+}
+
 $db = DB::db();
 $connect=$db->get();
 
+$admin = getAdmin();
+
 switch($btn) {
     case "변경":
         $msg = addslashes(SQ2DQ($msg));
         $query = "update game set msg='$msg'";
         MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
         break;
-    case "요청":
-        $query = $q;
-        MYDB_query($query, $connect) or Error(__LINE__.MYDB_error($connect),"");
-        break;
     case "로그쓰기":
         $lognum = $admin['historyindex'] + 1;
         if($lognum >= 29) { $lognum = 0; }
diff --git a/hwe/lib.php b/hwe/lib.php
index 50f1c5e4..a8e89898 100644
--- a/hwe/lib.php
+++ b/hwe/lib.php
@@ -83,12 +83,12 @@ function Error($message, $url="")
     if(!$url){
         $url = $_SERVER['REQUEST_URI'];
     }
-    WebUtil::setHeaderNoCache();
     file_put_contents(__dir__."/logs/_db_bug.txt", "{\"url\":\"$url\",\"msg\":\"$message\"}\n", FILE_APPEND);
 
     $templates = new \League\Plates\Engine('templates');
 
     ob_get_flush();
+    WebUtil::setHeaderNoCache();
 
     die($templates->render('error', [
         'message' => $message