Getting an unrecoverable error message when you opening a QuickBooks Desktop file on a workstation. This issue happens if the QBCF monitor service is running on a workstation that's not hosting the company file. You need to run the Quick Fix my Program from the QuickBooks Tools Hub https://www.askforaccounting.com/quickbooks-unrecoverable-error-when-opening-a-file-on-a-workstation/