Debug code added

src/engine/workthreads/DestroyCityThread.java

@@ -52,6 +52,10 @@ public class DestroyCityThread implements Runnable {
         Vector3fImmutable localCoords;
         ArrayList<Guild> subGuildList;
 
+        Logger.info("Destroy city routing started");
+
+        try {
+
             // Member variable assignment
 
             cityZone = city.getParent();
@@ -150,6 +154,9 @@ public class DestroyCityThread implements Runnable {
             // Refresh the city for map requests
 
             City.lastCityUpdate = System.currentTimeMillis();
+        } catch (Exception e) {
+            Logger.error(e);
+        }
 
         // Zone and city should vanish upon next reboot
         // if the codebase reaches here.