ZVM Upgrade failed with error – You cannot upgrade until ZVM has finished all his clean up takes/ Upgrade canceled Undo logs
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Root Cause
When the task fails, it will rollback. If the rollback also fails, then Undo logs will be leftover and the upgrade will fail.
Symptoms
The following error will appear:
ZVM peer API version checker - You cannot upgrade until ZVM has finished all his clean-up tasks. Upgrade canceled
Solution
In order to remedy the issue Zerto support will need to edit the ZVM Database and remove the undo logs. In order to expedite resolution, please follow the steps below when contacting Zerto support.
Open a case and include the following
Affected ZVM name
Screenshot of the error
Time stamp of the failed upgrade
reference this KB and mention in the description that you are uploading logs
Collect logs
Login to the ZVM and open the Zerto Diagnostic Utility
Include the newly created case number
Time frame - 1 hour
Alerts - None
VPGs - None
Sites - only the local site
VRAs - None
For more information regarding log collection please view Log Collection with the Zerto Virtual Replication Diagnostics Utility