I would shy away from Smart Crash Reporter for the single reason that it has a bad taste for a lot of users, and is a good way to get bad press for your app (deserved or not) PLCrashReporter or UKCrashReporter http://zathras.de/angelweb/sourcecode.htm they will give some ideas about what to do and how to do it in ways that don't inject into other code space.
