diff --git a/Windream/Windream.vb b/Windream/Windream.vb
index 3e50a676..6c691b82 100644
--- a/Windream/Windream.vb
+++ b/Windream/Windream.vb
@@ -1549,7 +1549,7 @@ Public Class Windream
     End Function
 
     Public Function TestGroupExists(Groupname As String) As Boolean
-        Return TestObjectExists(Groupname, WMEntityGroups)
+        Return TestObjectExists(Groupname, WINDREAMLib.WMEntity.WMEntityGroups)
     End Function
 
     Public Function TestIndexTypeIsVectorIndex(IndexType As Integer) As Boolean