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COMSOL Multiphysics crashes when trying to access the documentation

Solution Number: 1178 Versions: 5.4, 5.3a, 5.3, 5.2a

COMSOL Multiphysics crashes when I try to access the documentation on my Linux Machine. With the release of COMSOL Multiphysics 5.4, the documentation will automatically be opened in an external web browser if ...


Improving Convergence of Nonlinear Stationary Models

Solution Number: 103 Versions: All versions

Stationary (time-invariant) models with nonlinearities may converge very slowly. A nonlinearity can be introduced into the model either in the governing equation, or by making any of the material properties, loads, or ...


Error: Failed to Connect to Inventor LT

Solution Number: 1167 Versions: All versions

When I try to synchronize the geometry between COMSOL and Inventor LT, the error message Failed to connect to Inventor. Please make sure Inventor is running. is displayed. Inventor LT does not support third party ...


Using Symmetries in COMSOL Multiphysics

Solution Number: 1038 Versions: All versions

How do I take advantage of the symmetries in my COMSOL model? ##Using Symmetries to Reduce Model Size By using symmetries in a model you can reduce its size by one-half or more, making this an efficient tool for ...


Error: Failed to Connect to Solid Edge

Solution Number: 1160 Applies to: LiveLink for Solid Edge Versions: All versions

When I try to synchronize the geometry between COMSOL and Solid Edge, the error message Failed to connect to Solid Edge. Please make sure Solid Edge is running. is displayed, and the COMSOL Multiphysics tab in Solid ...


Error: Failed to Connect to Inventor

Solution Number: 1163 Versions: All versions

When I try to synchronize the geometry between COMSOL and Inventor, the error message Failed to connect to Inventor. Please make sure Inventor is running. is displayed. In addition, in the Inventor user interface, ...


Error: Failed to compute elastoplastic strain variables

Solution Number: 1150 Applies to: Geomechanics Module, Structural Mechanics Module Versions: All versions

Why do I get the error Failed to compute elastoplastic strain variables when using plasticity/concrete/soil plasticity? This happens because the elastoplastic element cannot evaluate a plastic step if the current ...


Error: "Error downloading file" during installation

Solution Number: 1149 Versions: All versions

When installing COMSOL over the Internet, one of the following error(s) occur: Error downloading file. Connect timed out Error downloading file. Connection to download server failed Error Downloading file. Connection ...


How can I see who is currently using a floating network license?

Solution Number: 1142 Versions: All versions

I am working with a floating network license, FNL, of COMSOL. How can I determine who is currently using COMSOL or a specific module? This solution also applies for Class Kit Licenses (CKL). The COMSOL installation ...


Warning: MUMPS Allocation Factor Increased

Solution Number: 1134 Versions: All versions

I get the warning MUMPS allocation factor increased to 1.44 If you get a solution, this warning is nothing to worry about. You can get rid of the warning and possibly get a little shorter solution time by setting the ...