>A user is getting the above message as part of an "illegal operation" crash message. The crash is consistently occurring in the same place in the opening of a form from inside a form.
>
>I don't get the error on my system, either in development mode, or as a similar separate executable.
>
>Can anyone help please?
Try checking their video driver.. Have them step down to a standard Windows video driver and run your app, if this solves it, have them get a new driver from the video card maker..