Carl, Well, I can tell you how to write exceptions and handlers, but I'd like to know what MIL-STD-498 says about them myself. I presume you're using Ada 95? Carl Andersson wrote: > Hello. > > I am developing a Safety Critical application Class A according to > MIL-498. I need som input on how to handle the errors in ADA and in this > type of application. > It is the principals I am after. Does one use exceptions or ? > Please reply. > > Regards Carl Andersson