Symptoms

There are repeatable messages of the below type that appear in the Event logs of the Administration and Monitoring Console:  

SQLite: unable to open database file

Cause

This error is related to the training tasks/processes when multiple versions of Document Definitions are applied to documents within the training batch, and there are many documents within this batch as well.

Resolution

This error has no actual drawbacks and is fixed starting from the 12.0.3.4113 version of FlexiCapture.

The latest release with the fix included can be downloaded from the following page:
FlexiCapture Distributed/FlexiCapture for Invoices Latest release.

It will be also required to update all the training batches to the latest version after the upgrade of FlexiCapture12.

Please note that we strongly recommend making backups of the important data before performing the update.