Fix port clash

Signed-off-by: Lixfel <agga-games@gmx.de>

src/de/steamwar/bungeecore/SubserverSystem.java

@@ -41,6 +41,15 @@ public class SubserverSystem {
     private static final String SERVER_PATH = BACKBONE + "server/";
     private static final String EVENT_PATH = BACKBONE + "event/";
 
+    private static final int firstArenaPort;
+
+    static {
+        if(BungeeCore.EVENT_MODE)
+            firstArenaPort = 6000;
+        else
+            firstArenaPort = 2500;
+    }
+
     /**
      * This function starts every arena (even test- and eventarenas).
      *
@@ -80,10 +89,10 @@ public class SubserverSystem {
      */
     public static Subserver startArena(ArenaMode modus, String map, int eventFightID, int checkSchemID, String serverName, String mapName, UUID player1, UUID player2, boolean ranked){
         //Generate missing parameters
-        int port = freePort(2500);
+        int port = freePort(firstArenaPort);
 
         if(serverName == null)
-            serverName = modus.getDisplayName() + (port - 2500);
+            serverName = modus.getDisplayName() + (port - firstArenaPort);
         if(mapName == null)
             mapName = serverName;