Error Message :
U00011898 Switch server mode to DWP not allowed during Zero Downtime Upgrade.
The following two hints were missing in the overview section of the Zero Downtime Upgrade (ZDU) documentation:
Root Cause: N/A
OS Version: N/A
Update to a fix version listed below or a newer version if available. where the above two hints are now included in the overview section of the ZDU documentation.
Automic Workload Automation 12.1 Documentation:
Installation Guide > Upgrade Installation > Zero Downtime Upgrade > Upgrade Process
Fix Status: Released
Component(s): Automic online documentation
Automic Online Documentation 12.1.0 - Available
Do not switch to mode DWP or stop the server processes running the old Automation Engine version while performing the ZDU.