Print traceback if a clienterror exception happens when creating a new client

Author: Crystalwarrior

server/network/aoprotocol.py

@@ -86,6 +86,7 @@ def connection_made(self, transport):
         try:
             self.client = self.server.new_client(transport)
         except ClientError:
+            print(traceback.format_exc())
             transport.close()
             return