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1173: Missing Documentation

The documentation I see in the Integrated Help window does not agree with what I see in the Settings window for a particular feature. We are aware of this and are working on a fix. The reason this happens is...
Version: 4.4 - Platform: All Platforms

1172: Solving time dependent CFD simulations

A common mistake when running transient fluid flow studies with COMSOL Multiphysics is to start the simulation with conflicting boundary conditions. Let's take a simple example to illustrate this issue. We will compute...
Version: All versions - Platform: All Platforms

1171: Manual tuning of the Contact Pair condition.

In COMSOL 4.3b, the contact pair conditions were changed to improve manual tuning of the augmented Lagrangian contact formulation. In the augmented Lagrangian method, the penalty factor controls how “hard” the...
Version: All versions - Platform: All Platforms

1170: Error: .NET Framework Initialization Error

When I start COMSOL Multiphysics on Windows I get one of the following error messages: comsol.exe - .NET Framework Initialization Error To run this application, you must first install one of the following versions of...
Version: All versions - Platform: Windows

1169: Other Add-Ins May Become Unloaded when the LiveLink for COMSOL...

I have installed LiveLink for Inventor, and I have noticed that when the LiveLink for COMSOL (4.4) add-in is loaded in Inventor 2013 or 2014, some of my other add-ins can become unloaded. This issue is fixed in COMSOL...
Version: 4.4 - Platform: Windows

1168: The New Hover-and-Click Selection Method in COMSOL 4.4 and COMSOL 5.0

How can I select interior surfaces in my geometry in COMSOL 4.4 and above? The new way of selecting geometry objects or geometric entities in COMSOL 4.4 (and later versions) is a one-click selection. To select...
Version: 4.4,5.0,5.1 - Platform: All Platforms

1167: Error: Failed to connect to Inventor

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...
Version: All versions - Platform:

1165: Updating older models to use new Crosswind Diffusion formulation

In COMSOL 4.3b (released May 2013) the Crosswind diffusion formulation was updated for all flow interfaces supporting Crosswind diffusion. This means that models solved with the new formulation, i.e in COMSOL 4.3b and...
Version: 4.3b,4.4,5.0,5.1 - Platform: All Platforms

1163: Error: Failed to connect to Inventor

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,...
Version: All versions - Platform: Windows

1162: Error: Failed to connect to PTC Pro/ENGINEER

When 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...
Version: All versions - Platform: