Bug ID 769809: The vCMP guests 'INOPERATIVE' after upgrade

Last Modified: Feb 26, 2020

Bug Tracker

Affected Product:  See more info
BIG-IP vCMP(all modules)

Known Affected Versions:,

Fixed In:
15.0.0,,, 13.1.3, 12.1.5

Opened: Apr 05, 2019
Severity: 2-Critical


After upgrading the host or creating new vCMP guests, the prompt in the vCMP guests report as INOPERATIVE.


The vCMP guests are sent a truncated unit key and fail to decrypt the master key needed to load the config. vCMP Guests report 'INOPERATIVE' after upgrade.


-- The system truncates the unit key. (Note: This occurs because the unit key is designed to be a certain length, and the internally generated unit key for the guest has a NULL in it.) -- Upgrading the host. -- Creating new guests.


Note: Upgrading vCMP hosts from an affected version to an unaffected version may not clear issue. Upon encountering this issue, it may be best to roll back to the previously used, unaffected version on the vCMP host, and then install a version unaffected by this issue (i.e., versions later than or later than

Fix Information

The system now handles a guest unit key that has a NULL in it, so vCMP guests are no longer 'INOPERATIVE' after upgrade

Behavior Change