Hotfix POI data mismatch mismatch

SpigotCore_Main/src/de/steamwar/sql/SWException.java

@@ -26,8 +26,10 @@ public class SWException {
             throwable = throwable.getCause();
         }
 
+        String st = stacktrace.toString();
+
         String message = logEvent.getMessage().getFormattedMessage();
-        if(message.startsWith("Block at") || message.contains("POI data mismatch"))
+        if(message.startsWith("Block at") || st.contains("POI data mismatch"))
             return;
         else if(message.equals("The server has stopped responding!")){
             logDisabled = true;
@@ -51,6 +53,6 @@ public class SWException {
             message += player.getName() + " ";
 
         SQL.update("INSERT INTO Exception (server, message, stacktrace) VALUES (?, ?, ?)",
-                server, message, stacktrace.toString());
+                server, message, st);
     }
 }