3 Ways to Fix There’s a Problem With This Formula Excel
First of all, ensure your regional settings are correct
- Windows 10 users have been encountering the following Excel error: there's a problem with this formula.
- This error does not allow users to use the formula function.
- We prepared you a guide with 3 easy methods to fix this error.

Some Windows 10 users encountered an unexpected issue with Microsoft Excel.
When trying to use a formula making different calculations, the error message There’s a problem with this formula disallows the formula function.
This is how one user describes this bug:
I have a simple formula that I have been using for years. Actually, worked until a couple of days ago. =round((a2/0.25),0)*0.25. This is used to round our retail price to the nearest quarter. When I tried to execute this formula now, I get an error window: There’s a problem with this formula.
If you’re looking for a way around this issue, follow the solutions below.
How to fix the Excel’s There’s a problem with this formula error?
1. Check your system regional settings
- Open the Control Panel
- Under Clock and Region, click Change date, time, and number formats
- In the Formats section, click Additional settings…
- Under the Numbers tab, make sure that the List separator is set to comma(,), if not, set it so
- If the issue persists, change the List separator with a semicolon (;) and use it in your formula to replace the comma.
2. Change correct spelling settings
- Open Microsoft Excel
- Select File > Options
- Go to the Proofing section > make sure to have the box next to Ignore words that contain numbers ticked
3. Enable system separators
1. Open Microsoft Excel.
2. Select File > Options.
3. Navigate to the Advanced options.
4. Tick the box next to Use system separators.
5.  Click OK to apply and save the changes.
If you encountered the Excel there is a problem with this formula error, you can get rid of it by enabling system separators in the app’s built-in settings.
Let us know if our guide helped you fix the Excel issue in the comment section below. Likewise, if you have any questions, don’t refrain from writing them down.