Hi Shanti,
>> When i copy the same executable to some other machine >which does not >> have cygwin and i run it from winnt cmd promt ... and why do you assume, that your app runs Cygwin utilities (e.g. cp), if you did not install Cygwin ... ?? >> What could be the problem. i need to copy any other >cygwin dlls to >> my application? No, you should install Cygwin. Copying cygwin1.dll around is strongly not recommended. Regards, Jörg -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Bug reporting: http://cygwin.com/bugs.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/