Upgrade attempted without "Zero downtime upgrade" fails

Document ID : KB000087599
Last Modified Date : 14/04/2018
Show Technical Document Details
Issue:
Error Message :
U00015000 WP 'UC4T#WP001' cannot be primary, because it is using another MQSet than the old primary WP ('2' instead of '1'). Please start a WP with an older version.

Occurs when an upgrade is attempted without "Zero downtime upgrade" and where 'UC_SYSTEM_SETTINGS' parameter ZERO_DOWNTIME_UPGRADE = Y.

 
Cause:
Cause type:
Configuration
Root Cause: ZERO_DOWNTIME_UPGRADE = Y was set instead of ZERO_DOWNTIME_UPGRADE = N
Resolution:
This field was added on 30/03/2017. This article has not been updated yet. Refer to the "Description" or "Workaround" sections for solution information.

Fix Status: No Fix

Fix Version(s):
N/A
Additional Information:
Workaround :
Set the value ZERO_DOWNTIME_UPGRADE = N in the 'UC_SYSTEM_SETTINGS'Restart upgrade procedure