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Engines fail to start up after migration with the following error observed in the <APPIAN_HOME>\logs\service_manager.log:
<APPIAN_HOME>\logs\service_manager.log
[KomodoEventBus-60] ERROR com.appian.komodo.engine.status.ReplayStateProvider - Error replaying transactions for analytics00: TransactionReplayFailedEvent{createdInstant=engineId=analytics00, startTransactionId=Optional[0], transactionsReplayedCount=***, cause=com.appian.komodo.engine.EngineReplayException: Replaying request with transaction id *** did not result in an update}, caused by: com.appian.komodo.engine.EngineReplayException: Replaying request with transaction id *** did not result in an update
Engines were improperly shut down before they were migrated.
Shut down Appian engines as documented in the update guide before migrating the engine kdb files.
This article applies to Appian 17.3 and later.
Last Reviewed: September 2018