Could it be that you are experience the following scenario:Simplified Disaster Recovery (SDR) does not retain IP addresses in a Hyper-V guest machinehttps://www.veritas.com/content/support/en_US/article.100045488
The above issue is most likely related to the cosmetic issue described in the following article:https://www.veritas.com/content/support/en_US/article.100052383
Error 0xe00086cc often relates to Access Denied errors.If some VM works and others not, verify the account which is being used to run the backup and ensure that account has all the required rights for that VM or use a different account to backup that...
FYI - This issue will be addressed in BE 22.1 Unfortunately the code fixes did not make it into the Technical Preview version but will be in the final release version.