U00015012 error, agent cannot be reconnected

Document ID : KB000093191
Last Modified Date : 27/04/2018
Show Technical Document Details
Issue:
Agent stopped working. Restart of the agent doesn't solve the problem.

Error messages:
20180314/214452.241 - U00015012 'AUTOMICQA01_1' is still in cache. Agent will be disconnected after waiting for PWP. 
20180314/214452.241 - U00011650 Server 'UC4_QA#WP002' / Client '0000': Host 'AUTOMICQA01_1' ended abnormally. (Index='0000000018' CP='MQ1CP001') 
20180314/214452.241 - U00011650 Server 'UC4_QA#WP002' / Client '0001': Host 'AUTOMICQA01_1' ended abnormally. (Index='0000000018' CP='MQ1CP001') 
20180314/214452.241 - U00011650 Server 'UC4_QA#WP002' / Client '0002': Host 'AUTOMICQA01_1' ended abnormally. (Index='0000000018' CP='MQ1CP001') 
20180314/214452.241 - U00011650 Server 'UC4_QA#WP002' / Client '0003': Host 'AUTOMICQA01_1' ended abnormally. (Index='0000000018' CP='MQ1CP001') 
20180314/214452.241 - U00011650 Server 'UC4_QA#WP002' / Client '0008': Host 'AUTOMICQA01_1' ended abnormally. (Index='0000000018' CP='MQ1CP001') 
20180314/214452.241 - U00011650 Server 'UC4_QA#WP002' / Client '0009': Host 'AUTOMICQA01_1' ended abnormally. (Index='0000000018' CP='MQ1CP001') 
 
Cause:
Defect - The agent was unable to be cleaned from PWP cache hence being denied for reconnection
Resolution:
Fix: The issue was addressed as a bug and hot fix 12.1.1hf1 was delivered to fix the issue.

Workaround: a COLD start could temporary fix the issue.