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In an On-premises 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 an issue with the 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.
<APPIAN_HOME>/conf/
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>
<APPIAN_HOME>/services/bin
<APPIAN_HOME>/services/bin_backup
<APPIAN_HOME>/services/lib
<APPIAN_HOME>/services/lib_backup
<APPIAN_HOME>/services
After completing Appian startup, follow the procedures below:
This article applies to Appian 19.2, 19.3, and 19.4.
Last Reviewed: February 2020