diff --git a/server/XmlRpcReceiver.py b/server/XmlRpcReceiver.py
index b142321..b86d13f 100644
--- a/server/XmlRpcReceiver.py
+++ b/server/XmlRpcReceiver.py
@@ -35,8 +35,8 @@ class XmlRpcServer(SimpleXMLRPCServer):
 	
 	    if XmlRpcServer.entries.has_key(dynid):
 		raise LocalException("duplicate dynid")
-	    for entry in MyCmd.entries.values():
-		if entry.name == name and entry.zone == zone:
+	    for entry in XmlRpcServer.entries.values():
+		if entry.name == subdomain and entry.zone == zone:
 		    raise LocalException("duplicate full name")
 	    newEntry = Entry.Entry(dynid, sharedSecret, subdomain, zone)
 	    XmlRpcServer.entries[dynid] = newEntry