Error: Maximum Number of Selection Sets

Issue

You saw the following error message when trying to use one of our tools:

Error: Maximum number of selection sets

Cause

This error occurs when your AutoCAD installation temporarily lacks sufficient memory to carry out the command you're attempting.

Solution

1. Save your file and restart AutoCAD. You should be able to use the tool without seeing the error.

Still getting the error after restarting AutoCAD? Move on to the next step.

2. This error can also result from corruption in your drawing. Follow our steps to clean the drawing (including all Xrefs) that was open when you received the error.

Learn more about drawing corruption and how to prevent it.

Still seeing the error after cleaning your drawing? Move on to the next step.

3. Third-party customization of your AutoCAD installation can also cause this error. If you've customized AutoCAD using LISP files or other modifications, those customizations may be causing the error.

If so, you'll now need to troubleshoot any customizations and correct any issues.

Still getting the error? Or you haven't customized AutoCAD? Move on to the next step.

4. As a last resort, follow our instructions to repair/reinstall AutoCAD.