When you save on XP you're getting a v6 format file, which is not readable by previous OSes. Use ImageList_WriteEx() and pass the ILP_DOWNLEVEL flag to save in a format that previous OSes can read. --Mike-- Personal stuff:: Ericahist | Homepage Shareware stuff:: 1ClickPicGrabber | RightClick-Encrypt CP stuff:: CP SearchBar v2.0.2 | C++ Forum FAQ ---- "die" ahhhh! "diet" AAHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH!!!!!!!!!

How 'bout a service running with the proper privilege that does the work - the user app could communicate with it through a socket, perhaps, with requests to start and stop.