Apr 15, 2021 02:48 PM|DA924|LINK
Well to understand what is happening, you need to do a try/catch and log the full exception message or at least see it in debug mode.
Better, try to implement some kind of global exception handling where you don't need a try/catch in any code period.
How to Catch All Exceptions in C# & Find All Application Errors – Stackify
The MVC Core project PublishingComany in the Github example is doing global exception handling that you can review. Look at what the Errorcontroller.cs is doing in the Controller folder. The implementation follows what you see in the above link for ASP.NET
MVC Core global exception handling. You can at least put a debug brakepoint in the code to examine the fill exception message including the inner.exception.message if it's not null with Quickwatch and do some logging using .NET Core logging or something like
And you should not be hitting the delete key repeatedly. There should be some indication that the process completed successfully or not.