A critical problem has been discovered in ZMF 8.1.1.  Serena considers this problem as high impact and pervasive for all customers running ZMF 8.1.1.
Customers currently running ZMF 8.1.1, or planning to upgrade to ZMF 8.1.1 must install the hotfix for this problem.
Failure to install this hotfix on your ZMF 8.1.1 tasks will lead to lost component versions during the baseline and backout functions. 

Problem Description:
Components of some library types are not being ‘rippled’ during the execution of the baseline job (CMN30) and the backout job (CMN55).
 

Obtaining the ZMF 8.1.1 compatible hotfix:
Further information and the hotfix for this problem can be obtained from Solution S141693.

Should you require further information, please contact Serena Support.