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How do I take advantage of the symmetry in my COMSOL model; for instance, how do I create a symmetry plane? Using spatial symmetries to simplify the model In many cases, spatial symmetries can allow you to reduce the...
Version: 3.4,3.5,3.5a,4.0 - Platform: All Platforms

When I run COMSOL Multiphysics in client-server mode, I get this error message on the server console: ------------------------------------------------------------COMSOL Server (Wed Nov 26 11:46:38 CET...
Version: 3.5a - Platform: Windows

When I try to save a file from COMSOL Multiphysics 3.5a, I get the error messageError: 9040, Fatal error, - Type: NullPointerException. [reference id="1053"]If you just upgraded to Mac OS X Snow Leopard, please go to...
Version: 3.4,3.5,3.5a,4.0 - Platform: Windows

When I click the Zoom Window button in the COMSOL Multiphysics GUI, and then click and drag across a section of the model geometry to enlarge, the interior of the rubber band box is gray opaque instead of transparent....
Version: 3.4,3.5,3.5a - Platform: Windows

The particle tracing feature in COMSOL Multiphysics sometimes gives unexpected results in Axial symmetry (2D) application modes. This problem is corrected in COMSOL Multiphysics 3.5. If you are currently running an...
Version: 3.4 - Platform: Windows

When I try and initialize the SolidWorks Interface I get the message: Error: 2058 Failed to connect to SolidWorks. COMSOL 4.0 The connection between COMSOL and SolidWorks can fail if SolidWorks is installed after...
Version: 3.4,3.5a,4.0 - Platform: Windows

When plotting the normal flux through the boundaries in my model, I am surprised to see that two adjacent boundary segments have opposed flux. This is clearly not physically possible. Why does this happen and what can...
Version: 3.4,3.5 - Platform: All Platforms

The error message "Out of memory" occurs mostly on 32-bit platforms, due to the inherent limit in memory address space. We recommend a 64-bit system (for example Windows XP 64-bit Edition, Vista 64-bit or a 64-bit...
Version: 3.4,3.5,3.5a - Platform: All Platforms

How can I model an oscillating (radiating) electric or magnetic dipole in COMSOL Multiphysics? Using line currents There are two ways to model an electric dipole and two ways to model a magnetic dipole using the...
Version: 3.4,3.5 - Platform: All Platforms

I am new to COMSOL Multiphysics and have seen that you can use the Level Set method to track phase boundaries, for example in a rising bubble. I have heard of the Volume of Fluid method (VOF) before. What is the...
Version: 3.4 - Platform: All Platforms

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