Embedded Excel worksheet showing up black

I recently upgraded my excel to version 2007 and it is causing embedded worksheets within Designer to look totally black. No problems printing, but showing up as black on the screen is a bit of a pain.

Has anyone seen this problem?

I did find one thing that might also help in debugging the problem. If you change to draft view instead of enhanced view you can see the excel sheet, however, the rest of the images on the screen look ragged around the corners.

Still trying to figure this one out. Corel Technical support has not responded yet either with a solution.

Still looking......