Arena System

src/engine/gameManager/ArenaManager.java

@@ -20,6 +20,9 @@ public class ArenaManager {
             lastExecution = System.currentTimeMillis();
         }
 
+        if(activeArenas.isEmpty() && playerQueue.isEmpty())
+            return;
+
         Iterator<Arena> iterator = activeArenas.iterator();
 
         while (iterator.hasNext()) {

src/engine/gameManager/SimulationManager.java

@@ -114,8 +114,16 @@ public enum SimulationManager {
 
         try {
             if ((_cityPulseTime != 0) && (System.currentTimeMillis() > _cityPulseTime)) {
-                pulseCities();
-                ArenaManager.pulseArenas();
+                try {
+                    pulseCities();
+                }catch(Exception e){
+
+                }
+                try {
+                    ArenaManager.pulseArenas();
+                }catch(Exception e){
+
+                }
             }
         } catch (Exception e) {
             Logger.error(