Also see Bernard Liengme's response to a very similar question here - has
same suggestion (clear the "Ignore..." box) plus adds instructions for
resetting the Excel registry entries:
http://www.microsoft.com/office/comm...3-d44cb10e025c


"kags" wrote:

Howdy, I am trying to open up a excel spreadsheet but when I do Excel opens
and there is nothing there. No workbook, just excel opening with a grey
screen. He was working on the file, quit out of it and this happened when he
tried to access it again.

Have restarted comp but that was pretty much all I knew to do :P