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On an on-premise environment, Appian Engines fail to start following a hotfix deployment or version upgrade due to transaction replay error with the following message in the service_manager.log:
ERROR com.appian.komodo.translog.OutstandingRequestsTracker - Outstanding write requests was decremented again after the all writes logged event.
This is due to a bad Service Manager version on the following Appian build versions:
To verify the build version, check the build.info file located in the <APPIAN_HOME>/conf/ directory.
Open a support case with Appian Technical Support to receive the fix for this issue and follow the instructions below to apply the fix:
<APPIAN_HOME>/services/start.bat|sh -p PASSWORD -s all.
<APPIAN_HOME>/services/stop.bat|sh -p PASSWORD -s all.
Once the environment is running with the patch successfully applied, the environment should once again be in a stable state.
Proceed to perform cleanup by:
This article applies to Appian 19.2, 19.3, and 19.4.
Last Reviewed: February 2020
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