EH> the thread to open an Object window, using 
 EH> WinInitialize, I get a Guardpage exception. (I tried

Complain to the compiler vendor.

 EH> I did not install an exception handler for this 
 EH> secondary thread, but the compiler's runtime-library 
 EH> does not seem to install one for the main thread and 
 EH> does not seem to have any problems in stack-
 EH> expansion.... 

That is because thread 1 of all OS/2 programs does not use guard page
expansion,  contrary to popular belief.  Thread 1 is always wholly
committed.

 EH> Who can help me solve this problem? (or has had any problem like it?)

 EH> I could write an exception-handler that uses the 
 EH> guardpage-system to expand the stack, but the 
 EH> operating system is supposed to be able to do that 
 EH> itself...

And it does,  if you have not installed a broken exception handler --which
sounds like it may be the case for sp/2.


--- Maximus/2 3.00