You can use ISERROR to test whether a value or the results of a formula are an error. It will return TRUE if it detects an ...

Q. I have an Excel spreadsheet that contains errors because some of the numbers that are part of the calculations are blank or zero. Is there a way to have Excel automatically return something instead ...

If you are trying to save an important Workbook, but a Microsoft Excel error message pops up stating Errors were detected while saving your workbook, this post will ...

Have you ever found yourself frustrated with an Excel workbook that seems to lag, break, or throw errors at the worst possible time? If so, there’s a good chance the culprit is one of Excel’s most ...

David Lyford-Smith is an expert at solving spreadsheet mysteries. Once, in a previous job, he was sent a payroll form to look over for a new starter. It had the number 40,335 in a random box, and ...

Excel 2007 with SP3. Yes, I know it's old. Doesn't mean it should make errors in calculation, so please don't tell me "upgrade to Office 365" as a solution. It's ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...