From: "Matthew Conte" Newsgroups: comp.os.msdos.djgpp References: Subject: I found the problem (was: Re: Problems with keyboard ISR?) Lines: 17 X-Newsreader: Microsoft Outlook Express 4.72.3155.0 X-MimeOLE: Produced By Microsoft MimeOLE V4.72.3155.0 Message-ID: Date: Sat, 23 Jan 1999 09:43:45 GMT NNTP-Posting-Host: 24.92.58.97 X-Complaints-To: abuse AT nycap DOT rr DOT com X-Trace: typhoon.nycap.rr.com 917084625 24.92.58.97 (Sat, 23 Jan 1999 04:43:45 EDT) NNTP-Posting-Date: Sat, 23 Jan 1999 04:43:45 EDT To: djgpp AT delorie DOT com DJ-Gateway: from newsgroup comp.os.msdos.djgpp Reply-To: djgpp AT delorie DOT com I wrote previously... >Hello, I have a number of ISRs running in my application - sound, mouse, >keyboard and timer. I am having a terrible problem upon exit of my >application, unfortunately- I will either get a crash traceback, (under >Windows98) a little "Application has executed an illegal instruction" pop-up >dialog box, or my computer will spontaneously reboot. I found the crash bug - apparently I was overwriting the bounds of an allocated bitmap - this was next to impossible to find. Interestingly, it was only overwritten by a couple of bytes, but this was enough to reboot my computer dozens of times. =) Later, Matt.