diff --git a/EssentialsGroupManager/src/org/anjocaido/groupmanager/GlobalGroups.java b/EssentialsGroupManager/src/org/anjocaido/groupmanager/GlobalGroups.java
index eef5ba59e..861c5e3d4 100644
--- a/EssentialsGroupManager/src/org/anjocaido/groupmanager/GlobalGroups.java
+++ b/EssentialsGroupManager/src/org/anjocaido/groupmanager/GlobalGroups.java
@@ -83,7 +83,6 @@ public class GlobalGroups {
 	public void load() {
 
 		GGroups = new YamlConfiguration();
-		groups = new HashMap<String, Group>();
 		
 		GroupManager.setLoaded(false);
 
@@ -110,7 +109,9 @@ public class GlobalGroups {
 		Map<String, Object> allGroups = (Map<String, Object>) GGroups.getConfigurationSection("groups").getValues(false);
 
 		// Load each groups permissions list.
-		if (allGroups != null)
+		if (allGroups != null) {
+			// Clear out old groups
+			resetGlobalGroups();
 			for (String groupName : allGroups.keySet()) {
 				Group newGroup = new Group(groupName.toLowerCase());
 				Object element;
@@ -144,12 +145,12 @@ public class GlobalGroups {
 				// Push a new group
 				addGroup(newGroup);
 			}
+		}
 
 		removeGroupsChangedFlag();
 		setTimeStampGroups(GlobalGroupsFile.lastModified());
 		GroupManager.setLoaded(true);
 		//GlobalGroupsFile = null;
-
 	}
 
 	/**
@@ -351,6 +352,13 @@ public class GlobalGroups {
 		return groups.keySet();
 	}
 
+	/**
+	 * Resets GlobalGroups.
+	 */
+	public void resetGlobalGroups() {
+		this.groups = new HashMap<String, Group>();
+	}
+	
 	/**
 	 * 
 	 * @return a collection of the groups
diff --git a/EssentialsGroupManager/src/org/anjocaido/groupmanager/dataholder/WorldDataHolder.java b/EssentialsGroupManager/src/org/anjocaido/groupmanager/dataholder/WorldDataHolder.java
index 80291d066..8f5fad5cf 100644
--- a/EssentialsGroupManager/src/org/anjocaido/groupmanager/dataholder/WorldDataHolder.java
+++ b/EssentialsGroupManager/src/org/anjocaido/groupmanager/dataholder/WorldDataHolder.java
@@ -334,11 +334,13 @@ public class WorldDataHolder {
     		// transfer new data
     		resetGroups();
     		for (Group tempGroup : ph.getGroupList()) {
-    			if (tempGroup.getDataSource() != null)  tempGroup.clone(this);
+    			tempGroup.clone(this);
     		}
     		this.setDefaultGroup(this.getGroup(ph.getDefaultGroup().getName()));
     		this.removeGroupsChangedFlag();
     		this.timeStampGroups = ph.getTimeStampGroups();
+    		
+    		ph = null;
     	} catch (Exception ex) {
             Logger.getLogger(WorldDataHolder.class.getName()).log(Level.WARNING, null, ex);
         }
@@ -355,7 +357,7 @@ public class WorldDataHolder {
     		WorldDataHolder ph = new WorldDataHolder(this.getName());
     		// copy groups for reference
     		for (Group tempGroup : this.getGroupList()) {
-    			if (tempGroup.getDataSource() != null) tempGroup.clone(ph);
+    			tempGroup.clone(ph);
     		}
     		// setup the default group before loading user data.
     		ph.setDefaultGroup(ph.getGroup(this.getDefaultGroup().getName()));
@@ -367,6 +369,8 @@ public class WorldDataHolder {
     		}
     		this.removeUsersChangedFlag();
     		this.timeStampUsers = ph.getTimeStampUsers();
+    		
+    		ph = null;
     	} catch (Exception ex) {
             Logger.getLogger(WorldDataHolder.class.getName()).log(Level.WARNING, null, ex);
         }