[Users] ovirt-setup error

After a successful engine-setup, I tried engine-cleanup or engine-setup, I got an error like this: [ INFO ] Stage: Initializing [ ERROR ] Failed to execute stage 'Initializing': File contains no section headers. file: /etc/ovirt-engine-setup.conf.d/20-setup-aio.conf, line: 1 "('[environment:default]', 'OVESETUP_AIO/enable=bool:False')\n" [ INFO ] Stage: Clean up Log file is located at /var/log/ovirt-engine/setup/ovirt-engine-remove-20130811044942.log [ INFO ] Stage: Pre-termination [ INFO ] Stage: Termination