This bug has been copied from bug #690189 and has been proposed to be backported to 5.7 z-stream (EUS).
Checked on 4.5-66.
Technical note added. If any revisions are required, please edit the "Technical Notes" field accordingly. All revisions will be proofread by the Engineering Content Services team. New Contents: If migrating a virtual machine from one host to another failed, the virtual machine was locked on the Red Hat Enterprise Linux Manager server until the timeout limit was reached. Now, if a virtual machine migration fails, the migration is cancelled and the virtual machine remains on the original host.
An advisory has been issued which should help the problem described in this bug report. This report is therefore being closed with a resolution of ERRATA. For more information on therefore solution and/or where to find the updated files, please follow the link below. You may reopen this bug report if the solution does not work for you. http://rhn.redhat.com/errata/RHBA-2011-1213.html