diff --git a/src/main/java/org/ultramine/server/MultiWorld.java b/src/main/java/org/ultramine/server/MultiWorld.java
index f5a7952..e4cf9a3 100644
--- a/src/main/java/org/ultramine/server/MultiWorld.java
+++ b/src/main/java/org/ultramine/server/MultiWorld.java
@@ -180,8 +180,8 @@
 		
 		if(name == null)
 		{
-			log.warn("World with dimension id:%d was loaded bypass worlds configuration. Using global config", dim);
-			name = "world_dim" + dim;
+			log.warn("World with dimension id:{} was loaded bypass worlds configuration. Using global config", dim);
+			name = "world_unnamed" + dim;
 			conf = ConfigurationHandler.getWorldsConfig().global;
 		}
 		else