All Solutions

A Degenerated Triangle was Created

Solution Number: 1206 Applies to: COMSOL Multiphysics Versions: All versions

The error "A degenerated triangle was created" occurs. First, due to continual improvements in meshing, make sure to use the latest version of COMSOL Multiphysics: Product Download The mesh generator ran into ...


A Degenerated Tetrahedron was Created

Solution Number: 1205 Applies to: COMSOL Multiphysics Versions: All versions

The error "A degenerated tetrahedron was created" occurs. First, due to continual improvements in meshing, make sure to use the latest version of COMSOL Multiphysics: Product Download The mesh generator ran into ...


How to administrate a COMSOL Multiphysics Floating Network License and a COMSOL Server License on the same license server

Solution Number: 1211 Applies to: COMSOL Multiphysics, COMSOL Server Versions: All versions

I want to run my COMSOL Multiphysics license (FNL) and my COMSOL Server license (CSL) from the same license manager. How do I do that? Please note that this solution is about combining an FNL license file with a CSL ...


Matrix Has Zero on Diagonal

Solution Number: 1179 Versions: All versions

A "Matrix has zero on diagonal" error occurs. When the equations have a structure such that the stiffness matrix (Jacobian matrix) has zeros on the diagonal, it is not possible to use the following linear system ...


Invalid Degree of Freedom Name

Solution Number: 1180 Versions: All versions

The following error message appears: "Invalid degree of freedom name." COMSOL does not recognize the name of a degree of freedom. Check the names of dependent variables that you have entered so that they match the ...


Circular Function Dependency Detected

Solution Number: 1181 Versions: All versions

The following error occurs: "Circular function dependency detected." If you get this error, functions have been defined in terms of other functions in a chain. Check the user-defined functions in the model and make ...


Wrong number of DOFs in initial value

Solution Number: 1182 Applies to: COMSOL Multiphysics Versions: All versions

The error "Wrong number of DOFs in initial value" occurs. The current solution or the stored solution has for some reason the wrong number of degrees of freedom, sometimes due to a change of the implementation of ...


Wrong Number of DOFs in Linearization Point

Solution Number: 1183 Applies to: COMSOL Multiphysics Versions: All versions

The error "Wrong number of DOFs in linearization point" occurs. The current solution or the stored solution has for some reason the wrong number of degrees of freedom, sometimes due to a change of the implementation of ...


Duplicate parameter/variable name

Solution Number: 1184 Applies to: COMSOL Multiphysics Versions: All versions

The error "Duplicate parameter/variable name" occurs. A parameter name or a variable name has at least two different definitions. For instance, the same variable name appears two or more times for a dependent variable, ...


Failed to Evaluate Variable

Solution Number: 1185 Applies to: COMSOL Multiphysics Versions: All versions

The error "Failed to evaluate variable" occurs. An error occurred when evaluating a variable. The domains in which COMSOL Multiphysics tried to evaluate the variable are indicated. Also, the error message shows the ...