(Quicken Classic Premier Subscription: R52.33 on Windows 11)
Crashes or repeatedly killing
Quicken while it's in the process of writing transaction updates may damage the data file and render it useless, beyond repair.
Please perform all the steps in this document in the order specified, even if
you have done some of them before:Advanced
Data File Troubleshooting to Correct Problems With Quicken for Windows
If you haven't done
so already, I'd say it's time to call Quicken Support on the phone and request
help. Let them do a screen share session
with you to review the situation on your computer, to determine the nature
of the problem and to figure out how to fix it.