Error Messages
License Error
Solution Number: 1195 Applies to: COMSOL Multiphysics Versions: All versionsI 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 ...
'Command not found' or 'No such file or directory' error when starting the license manager on Linux
Solution Number: 1199 Versions: All versionsWhen I try to start the license manager for COMSOL 5.0, or later, on my Linux distribution I get an error message saying: ./lmgrd: Command not found. or ./lmgrd: No such file or directory The license manager ...
Solving time dependent models with inconsistent initial values
Solution Number: 1172 Versions: All versionsA common mistake when setting up transient models is to have initial conditions that are inconsistent with the loads and boundary conditions. This occurs most often when running transient fluid flow studies, but the ...
Improving Convergence of Nonlinear Stationary Models
Solution Number: 103 Versions: All versionsStationary (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 versionsWhen 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 ...
Error: Failed to Connect to Solid Edge
Solution Number: 1160 Applies to: LiveLink for Solid Edge Versions: All versionsWhen 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 versionsWhen 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 Connect to PTC Pro/ENGINEER
Solution Number: 1162 Versions: 6.1, 6.0, 5.6, 5.5, 5.4, 5.3a, 5.3, 5.2a, 5.2, 5.1, 5.0, 4.4, 4.3b, 4.3a, 4.3, 4.2a, 4.2, 4.1, 4.0a, 4.0When I try to synchronize the geometry between COMSOL and PTC Pro/ENGINEER Wildfire 4.0, the error message Failed to connect to PTC Pro/ENGINEER. Please make sure PTC Pro/ENGINEER is running. is displayed. The ...
Error: Failed to compute elastoplastic strain variables
Solution Number: 1150 Applies to: Geomechanics Module, Structural Mechanics Module Versions: All versionsWhy 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 versionsWhen 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 ...