diff --git a/ucs-4.0-2/management/univention-management-console-module-adtakeover/umc/python/adtakeover/takeover.py b/ucs-4.0-2/management/univention-management-console-module-adtakeover/umc/python/adtakeover/takeover.py
index 76b72a3..e0b8d7d 100755
--- a/ucs-4.0-2/management/univention-management-console-module-adtakeover/umc/python/adtakeover/takeover.py
+++ b/ucs-4.0-2/management/univention-management-console-module-adtakeover/umc/python/adtakeover/takeover.py
@@ -1587,12 +1587,12 @@ def create_virtual_IP_alias(self):
 		## Determine primary network interface, UCS 3.0-2 style:
 		ip_version = determine_IP_version(self.ad_server_ip)
 
+		new_interface = None
 		if not ip_version:
 			msg=[]
 			msg.append("Error: Parsing AD server address failed")
 			msg.append("       Failed to setup a virtual network interface with the AD IP address.")
 			log.error("\n".join(msg))
-			new_interface = None
 		elif ip_version == 4:
 			for i in xrange(4):
 				if "interfaces/eth%s/address" % i in self.ucr: