buildScoutMessage에서 null 반환 가능하던 문제 수정

hwe/func_process_personnel.php

@@ -46,7 +46,10 @@ function process_22(&$general) {
         $ded = CharDedication($ded, $general['personal']);
 
         $msg = ScoutMessage::buildScoutMessage($general['no'], $who, $reason);
-        $msg->send(true);
+        if($msg){
+            $msg->send(true);
+        }
+        
         
         $general['intel2']++;
         $query = "update general set resturn='SUCCESS',gold=gold-'$cost',intel2='{$general['intel2']}',dedication=dedication+'$ded',experience=experience+'$exp' where no='{$general['no']}'";

hwe/sammo/ScoutMessage.php

@@ -170,7 +170,7 @@ class ScoutMessage extends Message{
         return self::DECLINED;
     }
 
-    public static function buildScoutMessage(int $srcGeneralID, int $destGeneralID, &$reason = null, \DateTime $date = null): Message{
+    public static function buildScoutMessage(int $srcGeneralID, int $destGeneralID, &$reason = null, \DateTime $date = null){
         if($srcGeneralID == $destGeneralID){
             if($reason !== null){
                 $reason = '같은 장수에게 등용장을 보낼 수 없습니다';