All Solutions

LiveLink for CAD Product uninstalled after installing COMSOL Multiphysics 5.5 update 2

Solution Number: 1273 Applies to: LiveLink for AutoCAD, LiveLink for Inventor, LiveLink for PTC Creo Parametric, LiveLink for PTC Pro/ENGINEER, LiveLink for Revit, LiveLink for Solid Edge, LiveLink for SOLIDWORKS Versions: 5.5

During the update of my COMSOL Multiphysics 5.5 installation to update 2 (build number, the LiveLink for CAD product is uninstalled, and after the update I can no longer find the COMSOL Multiphysics tab in ...

Setup and Meshing of Infinite Elements, Perfectly Matched Layers, and Absorbing Layers

Solution Number: 1272 Versions: All versions

I am setting up a model where I want to include a region of infinite extent. How should such situations be modeled and meshed? #Overview There are three options for modeling a domain that is meant to represent a ...

Understanding, and changing, the element order

Solution Number: 1270 Versions: All versions

What is the meaning of element order, or discretization, and how do I change it? What affect does it have on the mesh and the solution? Why does the mesh look like it has straight sides even with higher-order ...

When changing the license file on the license server, COMSOL Multiphysics loses contact to the license server

Solution Number: 1271 Applies to: COMSOL Multiphysics Versions: 5.5, 5.4

When the license file hosted by the license manager is changed, my running COMSOL Multiphysics session loses the connection to the license manager and does not reconnect again. This issue will be fixed in COMSOL ...

Error when trying to start the license manager for COMSOL 5.5 on Linux

Solution Number: 1268 Applies to: COMSOL Multiphysics Versions: 5.5

When trying to start the license manager for COMSOL Multiphysics 5.5 on my Linux computer, I receive the following error message: LMCOMSOL: /lib64/ version `GLIBC_2.14' not found (required by LMCOMSOL) The ...

Solving complicated models

Solution Number: 1267 Versions: All versions

I have a large, complicated, model that is not solving, or taking a long time to solve. What should I do? There are a number of reasons why a model may not be solving, or solving very slowly. This article describes ...

COMSOL crashes on startup after updating to Debian 10

Solution Number: 1266 Versions: 5.4

After updating my Debian installation from Debian 9 to Debian 10, COMSOL crashes on startup. This issue has been observed by some Debian users when updating from Debian 9 to Debian 10. There are two possible solutions ...

Running COMSOL Multiphysics in an IPv6 Environment

Solution Number: 1265 Applies to: COMSOL Multiphysics, COMSOL Server Versions: 5.4

When running COMSOL Multiphysics, COMSOL Server, or COMSOL Client in an Internet Protocol version 6 (IPv6) environment, some functionality may not work as expected unless you apply the software patches made available ...

Memory leak in the Fortran Runtime Libraries

Solution Number: 1264 Versions: 5.4

When running running a model that uses the MUMPS solver repeatedly on my multicore processor, I notice a small gradual increase in Memory Consumption. Please make sure that your COMSOL Multiphysics 5.4 installation is ...

The MUMPS solver crashes or hangs during Cluster Simulation

Solution Number: 1263 Versions: 5.4

When running large models on a cluster with COMSOL Multiphysics 5.4, the MUMPS solver hangs or crashes. This issue has been fixed in Update 4 for COMSOL Multiphysics 5.4. Please update your COMSOL installation to ...

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