Base de connaissances du support

Selecting Entities by Index Number

Solution numéro: 1232 Se réfère à: COMSOL Multiphysics Versions: Toutes les versions

I am following the step-by-step instructions for building an example COMSOL Application and the directions specify a numeric list of entities ( such as boundaries or domains ) to select. How do I find out which ...

---

Set Up Access to a COMSOL Server Installation

Solution numéro: 1227 Se réfère à: COMSOL Server Versions: Toutes les versions

## Basic structure of COMSOL Server A COMSOL Server setup consists of a Client through which the user can access and run the applications, a primary server in which the client access is handled, and application servers ...

---

Undefined Variable

Solution numéro: 1204 Versions: Toutes les versions

The following error occurs: "Undefined variable." This error indicates that a variable used in some setting is undefined. It might be a spelling error, or a name of a variable that has not been defined or that is not ...

---

How to reference COMSOL Multiphysics® software in papers and publications

Solution numéro: 1223 Versions: Toutes les versions

I am a licensed user of COMSOL Multiphysics® software and am publishing an article, paper, book, image, or conference proceeding based upon my own modeling work. How should this be referenced? As a licensed user who is ...

---

Repairing the LiveLink Interface Using the COMSOL Installer

Solution numéro: 1221 Se réfère à: LiveLink for AutoCAD, LiveLink for Excel, LiveLink for Inventor, LiveLink for PTC Creo Parametric, LiveLink for PTC Pro/ENGINEER, LiveLink for Revit, LiveLink for Solid Edge, LiveLink for SOLIDWORKS Versions: Toutes les versions

My LiveLink interface is not working properly. For example: When I try to synchronize my CAD drawing, I get an error that the connection has failed. The COMSOL Multiphysics tab or menu does not appear in the CAD ...

---

Error: Failed to Connect to PTC Creo Parametric

Solution numéro: 1218 Se réfère à: LiveLink for PTC Creo Parametric Versions: Toutes les versions

When I try to synchronize the geometry between COMSOL and PTC Creo Parametric, the error message Failed to connect to PTC Creo Parametric. Please make sure PTC Creo Parametric is running. is displayed, and the COMSOL ...

---

The Usage of Form Union and Form Assembly

Solution numéro: 1216 Versions: Toutes les versions

There is an option to Form Union or Form Assembly at the end of the Geometry sequence. What does this mean and when should I switch between them? The Geometry branch within the Model Builder consists of a sequence of ...

---

Circular Variable Dependency Detected

Solution numéro: 1215 Versions: Toutes les versions

One of the following errors occur: "Circular variable dependency detected." or "There are cyclic dependencies." If you get one of these errors, a variable or parameter has been defined in terms of itself, possibly in a ...

---

Manually setup the geometric multigrid solver

Solution numéro: 1213 Versions: Toutes les versions

The geometric multigrid solver accelerates the convergence of the iterative solver by solving the finite element problem on a series of meshes rather than a single one. The multigrid algorithm starts with the initial ...

---

Failed to respect edge element on geometry edge

Solution numéro: 1207 Se réfère à: COMSOL Multiphysics Versions: Toutes les versions

The error "Failed to respect edge element on geometry edge" occurs. First, due to continual improvements in meshing, make sure to use the latest version of COMSOL Multiphysics: Product Download The mesh generator ...

---