It is not recommended to use MS Access as a repository in a production environment, it tends to get corrupted over time
Create repository backup (Just in Case)
Uninstall Visual Importer ETL
Install Advanced ETL Processor
Connect to the same repository
Both Professional and Enterprise Editions are use repository database to store data. The repository database structure is the same for both editions. Multiple users of our ETL software can connect to the same repository and share the data
Visual importer ETL is the first ETL software product we created.
Since then we have designed Advanced ETL Processor which is fully compatible with it and has much more features. For all new users we recommend Advanced ETL Processor