Id rather have data in a generic error type than no data in a specific error type. How useful is a file not found error type without data (the filename) when t

Id rather have data in a generic error type than no data in a specific error type. How useful is a file not found error type without data (the filename) when the program is looking for 50 files? Not very. How useful is a generic error type with '{filename} not found' as generic string data packed in? Quite.