Platform: All Platforms Applies to: COMSOL Multiphysics® Versions: All versions

Problem Description

I receive a license error when installing, or launching, COMSOL Multiphysics,


There are separate Knowledge Base entries for the most common error messages users experience. See the list under Related Issues below.

If the error message you receive is not covered in those entries, please go to the COMSOL Support Portal: COMSOL Technical Support, and open a new support case. In your support case, please provide us with the following:

  • A screenshot of the error message you receive.

  • Information about when the error message is triggered.

  • Information about what operating system your computer is using.

  • If you are working with a license type that uses a license manager and you have access to the log file from the license manager, please include that log file as well. This applies to all licenses except Computer-bound licenses (CPU license) on Windows/Mac and User-bound licenses (NSL license) on Windows/Mac.

Related Issues

Could not obtain license for COMSOL Multiphysics GUI
Updating the COMSOL License Manager
Error: Licensed number of users already reached
License error -5,414 in COMSOL Multiphysics 5.4