And do what with it? If you don't know what it really is, the best thing is to let things fail fast and the standard logging to kick in and record all the details of the crash.
If I’m processing a monthly report for millions of customers, I don’t want to abort processing after running into one problem customer. I want to continue to process the rest of them, and log the problem customers exception for troubleshooting and analysis offline.
Depending on what actually happened, that could be disastrous and result in data corruption or account reconciliation failures or worse. It often would be safer to go ahead and fail even in that circumstance.
If I’m processing a monthly report for millions of customers, I don’t want to abort processing after running into one problem customer. I want to continue to process the rest of them, and log the problem customers exception for troubleshooting and analysis offline.