Summary

Team Calendar no longer work after updating to version 6.0.15. When user click the calendar tab, they will see the error ORA-01741.

Step to replicate

1. Install Confluence with Oracle 12c/11g
2. Install a Team calendar 6.0.14 or below
3. Create a Calendar with few event
4. Update the Team calendar to 6.0.15
5. Click Calendar tab

Expected Result.

Existing Calendar under the user subscription are displayed

Observed Result

No Calendar are displayed and the following error is displayed in the browser:

Workaround

Follow these steps to downgrade the Team Calendar to 6.0.14

1. Uninstall the Confluence 6.0.15
2. Download the Team Calendar 6.0.14 from here
3. Go to Manage Add Ons and upload the downloaded plugin.