diff --git a/src/engine/server/world/WorldServer.java b/src/engine/server/world/WorldServer.java
index ee8c88b4..f1c6d4f6 100644
--- a/src/engine/server/world/WorldServer.java
+++ b/src/engine/server/world/WorldServer.java
@@ -600,6 +600,9 @@ public class WorldServer {
 
 		for (Zone zone : rootParent) {
 
+			if(zone == null)
+				continue;
+
 			ZoneManager.addZone(zone.getLoadNum(), zone);
 			zone.generateWorldAltitude();