All Solutions

COMSOL runs slowly on new computer

Solution Number: 1313 Versions: All versions

COMSOL is slow to open and the operation in the User Interface feels lagging on my new computer. What can I do? The most common reason for this kind of behavior in newer computers relates to the power settings. Newer ...


Using AMD® Optimizing CPU Libraries (AOCL) in COMSOL Multiphysics version 6.2

Solution Number: 1311 Applies to: COMSOL Multiphysics Versions: 6.2

Version 4.1.1 of AMD Optimizing CPU Libraries (AOCL) is a custom AOCL build optimized for COMSOL that is included in COMSOL Multiphysics version 6.2 as alternative BLAS and LAPACK libraries. When using AOCL 4.1.1 on ...


AOCL 4.1.1 vs AOCL 3.2.1

Solution Number: 1312 Versions: 6.2, 6.1

Version 4.1.1 of AMD® Optimizing CPU Libraries (AOCL) is a custom AOCL build optimized for COMSOL that is included in COMSOL Multiphysics version 6.2 as alternative BLAS and LAPACK libraries. COMSOL Multiphysics 6.1 ...


COMSOL 6.2 and Windows 7

Solution Number: 1310 Versions: 6.2

COMSOL 6.2 is not supported on Windows 7. During installation of COMSOL 6.2 on Windows 7, installation of .NET 4.6.2 may fail. If this happens you may be able to proceed by using the cross-platform user interface. It ...


Overview of Known Issues in COMSOL Multiphysics® Version 6.2

Solution Number: 1309 Applies to: COMSOL Multiphysics Versions: 6.2

This page contains an overview of known issues in COMSOL Multiphysics® Version 6.2 Build 278, released on November 7th 2023. If you are running this version, we recommend that you update to Version 6.2 Build ...


Update for LiveLink™ for MATLAB® on macOS with Apple Silicon Processors Applicable to COMSOL Multiphysics® Version 6.2

Solution Number: 1308 Applies to: LiveLink for MATLAB Versions: 6.2

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 ...


COMSOL 6.2 macOS Apple Silicon Native Support

Solution Number: 1307 Versions: All versions

Please note This entry concerns COMSOL 6.2. For COMSOL 6.1, please see Knowledge Base 1300 System Requirements COMSOL 6.2 for macOS Intel can not be used under Rosetta on Apple Silicon computers. For the CAD Import ...


COMSOL Not Starting on Some of the More Recent Intel Processor Models

Solution Number: 1305 Applies to: COMSOL Multiphysics Versions: 6.1

COMSOL Multiphysics won't start on my computer, which uses a new Intel Xeon processor. I can see the splash screen, but the program doesn't go beyond that. So far, this issue has been observed on Intel® Xeon® w3-2435, ...


What are batch licenses and how can I use them?

Solution Number: 1304 Versions: All versions

##What are Batch Licenses? The license file for COMSOL Multiphysics® contains a list of license features that correspond to the different COMSOL products and software components. With a single Floating Network ...


COMSOL Troubleshooting Guide

Solution Number: 1303 Versions: All versions

## General Issues * KB 933: Troubleshooting graphics issues * KB 1083: Error: An error has occurred. See the log file C:\Users... * KB 1285: Graphics Window not responding on computer with Intel Iris Xe graphics chip * ...