some possible reasons and solutions for this issue:
Concurrency Issues:
Database Integrity:
Logging and Debugging:
Unique Constraints:
Caching:
Transaction Isolation:
Check for Asynchronous Processes:
Consult System Logs:
Review Code:
Contact Vendor/Support:
Remember to backup your data before making any significant changes to your system. If the problem persists, you may need to involve your development or system administration team for a more in-depth analysis.
André Arnaud de Cal... 284,876 Super User
Ludwig Reinhard Microsoft Employee
Martin Dráb 225,425 Super User