[Users] ovirt-shell failes to connect

Starting ovirt-shell failes to connect: ovirt-shell -c -l localhost:8080/api -u admin -p xxxx -c error: 'NoneType' object has no attribute 'rfind'           ++++++++++++++++++++++++++++++++++++++++++            Welcome to oVirt shell  ++++++++++++++++++++++++++++++++++++++++++ rpm -qi ovirt-engine-cli Name : ovirt-engine-cli Version : 2.0 Release : 2.fc16 Architecture: noarch Install Date: Tue 28 Feb 2012 12:33:23 PM CET Group : Development/Libraries Size : 639525 License : ASL 2.0 Signature : (none) Source RPM : ovirt-engine-cli-2.0-2.fc16.src.rpm Build Date : Sun 19 Feb 2012 02:04:05 PM CET Build Host : nott16.eng.lab.tlv.redhat.com Relocations : (not relocatable) URL : http://ovirt.org Summary : oVirt Engine Command Line Interface Description : The command line interface for oVirt-Engine. Anyone?