On Feb 21, 4:14 pm, Ken Johnson wrote:
However, if I select the entire last column (or even the
last several columns) and right click on them and hit delete and
completely delete the entire column(s) I still get the message.

What if instead of right click delete you Edit|Clear All?

Ken Johnson

I do not see "Clear All" under the edit menu. However, if I right
click there is a "Clear Contents". I have tried this as well and I
still get the error.

I'm using Excel 2003