>Alan,
>this code works fine for me too when I create small Excel spreadsheet.
>My problem exists only if I create spreadsheet with big amount of rows and columns.
>Excel exists only in the task manager (Ctrl-Alt-Delete), and all I can do at this point is to close it manually. I cannot check what it is really.

I wonder if it's a timing problem. Perhaps Excel is still busy internally when you shut it down. What happens if you add a small WAIT before oExcel.Quit()?

Tamar