QIE installer installed MariaDB 10.3 in the past. This is not compatible with Qvera version 25.2. These are the steps to update.
1. Stop QIE service using the qie service manager.
2. Download MariaDB Server 10.11.
3. Install MariaDB Server and when prompted you want a new DB or upgrade. You need to choose to upgrade the existing install. Run the install from there. On the last screen you need to choose to run the upgrade wizard.
4. In the upgrade wizard you will check the QIEMariaDB and then run the upgrade.
5. Once the upgrade is complete go to the qie service manager. In the startup tab update the dialect to this: com.qvera.qie.persistence.MariaDB107UnicodeDialect
6. Start QIE and once you can login go to System Administration -> System Configuration. Under QIE Update Status click on check now and then production. It should show 25.2 is available.
7. Click on Download Now and wait for it to download. Once complete click on install now.
8. Once the upgrade is complete you will want to stop the service in the qie service manager.
9. Update the dialect to: com.qvera.qie.persistence.MariaDB1011UnicodeDialect
10. Apply the changes and then start the service.
