Problem:
"OMM Stub Failure" Displayed on Unison CME, CMEi, or CMEd
Cause
The error message "OMM Stub Failure" most often shows up at boot. If you see it momentarily at boot it can be ignored. Conditions that can lead to this error message include bad processor, bad voltage, a power hit or drop, or a corrupt configuration.
Workaround / Fix
Ignore it, unless it will not go away.