Problem Description

When trying to solve a model in COMSOL Multiphysics 6.2 when LiveLink™ for MATLAB® is installed on macOS with Apple silicon processors gives the following error message:

Failed to load Library: libcsmumps.dylib


This issue has been fixed in Update 1 of COMSOL Multiphysics 6.2

To install the update, do the following:

  1. From the Help menu in COMSOL Multiphysics, select Check for updates to start the update process. (Alternatively, go to and follow the instructions under Additional Instructions)
  2. Start COMSOL Multiphysics
  3. If you have previously cleared the MATLAB® application path preference, go to the Options menu and select Preferences
  4. In the Preferences window select LiveLink Connections. In the LiveLink™ for MATLAB® section enter the MATLAB® application path
  5. Click OK to save the changes and restart COMSOL Multiphysics