A database file has been corrupted and some of the data is unavailable.
The database file appears to have some corruption, this can happen due to disk or network issues, or because of a power failure.
If you are running version 188.8.131.52 or later, you can repair your database by running the relevant command in an administrative PowerShell window:
If repairing doesn't work, you can also try rolling back to a database backup:
If none of that helps, contact us at firstname.lastname@example.org.