While upgrading the VCS packages during an SFHA upgrade from 5.0 MP3 RP2 to 5.1SP1, CPI failed to uninstall the I/O fencing packages (VRTSvxfen, VRTSllt, and VRTSgab). [1779129]

Workaround

Before upgrading SFHA from 5.0 MP3 RP2 to 5.1SP1, you must apply the I/O fencing hotfix 5.0MP3RP2HF2.