Pierre, Somethinig similar happens to me, usually in a module identified at VFPO.DB, under Windows NT. (4.0 Workstation) Let's see, MSFT wrote: The language the OS and the app were developed in The OS The debugger for the OS language The application They don't know which to blame! <g> Regards - Miles Thompson > > Hi, this is my first message... > > I work with VFP 5.0. When I run my executable, I receive once in a while a > general protection fault with always the same description. This fault is > always located at 0137:00401857 for the VFP.EXE if the exe is started from > VFP and at 0137:1009faa1 for the VFP500.dll file if started directly from > Windows 95. > > The same error happens on different computer. > Moreover, the foxpro debugger intercepts nothing and this event is not > related to any specific part of my code. > > Is anyone have an idea about the source of my problem? I have already > checked for the bug list at Microsoft, but... > > Thank you > > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Miles Thompson CQA Consulting Group mthompso@fox.nstn.ca P.O. Box 82 Voice - (902) 883-1010 Enfield, NS Fax - (902) 883-8586 Canada B2T 1C6 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~