visual studio debug tip - how to suppress/ignore/disregard application exception

Some user exception may happens and you can safely ignore them, just like some common language runtime exception where you don't want to pay attention to.. From Debug | Exception, you can find there is an "Add..." button where you can add the exception that you don't want to pay attention to . here is an example.

As above, then  you can configure when the debugger assistant to highlight you when such an errors happens.