From 72015d42fc14c548a08f323be61e088a0edf156c Mon Sep 17 00:00:00 2001
From: ElgarL <ElgarL@palmergames.com>
Date: Fri, 6 Jul 2012 08:33:57 +0100
Subject: Throw a better error than 'null' when someone removes all groups from
 a yml.

---
 .../src/org/anjocaido/groupmanager/dataholder/WorldDataHolder.java    | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'EssentialsGroupManager/src/org')

diff --git a/EssentialsGroupManager/src/org/anjocaido/groupmanager/dataholder/WorldDataHolder.java b/EssentialsGroupManager/src/org/anjocaido/groupmanager/dataholder/WorldDataHolder.java
index 1ccd48772..3df3271a3 100644
--- a/EssentialsGroupManager/src/org/anjocaido/groupmanager/dataholder/WorldDataHolder.java
+++ b/EssentialsGroupManager/src/org/anjocaido/groupmanager/dataholder/WorldDataHolder.java
@@ -508,6 +508,10 @@ public class WorldDataHolder {
 		} catch (Exception ex) {
 			throw new IllegalArgumentException("Your " + groupsFile.getPath() + " file is invalid. See console for details.", ex);
 		}
+		
+		if (allGroupsNode == null) {
+			throw new IllegalArgumentException("You have no groups in " + groupsFile.getPath() + ".");
+		}
 
 		Iterator<String> groupItr = allGroupsNode.keySet().iterator();
 		String groupKey;
-- 
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