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Parameter Selection Is Not Available in the PTC Creo Parametric User Interface

Solution Number: 1158 Applies to: LiveLink for PTC Creo Parametric Versions: 5.4, 5.3a, 5.3, 5.2a, 5.2, 5.1, 5.0

The COMSOL Multiphysics tab and the Parameter Selection button are not available in the PTC Creo Parametric user interface, and parameter names are not synchronized to COMSOL. For parameter selection to work in PTC ...

Error: Error downloading file. Connection refused: connect

Solution Number: 1149 Versions: All versions

When installing COMSOL over the Internet, the following error(s) occur: Error downloading file. Connect timed out Error Downloading file. Connection refused: connect Error Downloading file. sun.security.validator ...

How can I see who is currently using a floating network license?

Solution Number: 1142 Versions: All versions

I am working with a floating network license, FNL, of COMSOL. How can I determine who is currently using COMSOL or a specific module? This solution also applies for Class Kit Licenses (CKL). The COMSOL installation ...

Error: Failed to connect to SOLIDWORKS

Solution Number: 1122 Applies to: LiveLink for SOLIDWORKS Versions: All versions

When I try to synchronize the geometry between COMSOL and SOLIDWORKS, the error message Failed to connect to SOLIDWORKS. Please make sure SOLIDWORKS is running. is displayed, and the COMSOL Multiphysics tab in ...

Error: Failure loading MATLAB libraries. This model requires that MATLAB is available.

Solution Number: 1093 Versions: All versions

When trying to run a COMSOL model, the following error message appears: Failure loading MATLAB® libraries. This model requires that MATLAB is available. 1. In the COMSOL Desktop, on Windows® go to the File menu and ...

Installing COMSOL on Linux

Solution Number: 1086 Versions: All versions

This solution provides some tips and troubleshooting guides for installation on the Linux platform. For basic installation information, please refer to the COMSOL Multiphysics Installation Guide ##Verify that a ...

Error: An error has occurred. See the log file C:\Users...

Solution Number: 1083 Applies to: COMSOL Multiphysics Versions: All versions

When I install or start COMSOL I get the following error message on Windows (or a similar message on Linux): An error has occurred. See the log file C:\Users\my_name\.comsol\v60\configuration\comsol\1234123423424.log. ...

COMSOL Installation Companion

Solution Number: 1077 Versions: All versions

This article walks you through installing COMSOL Multiphysics. This article summarizes the installation process. For complete installation and operating instructions, see the COMSOL Multiphysics® Installation and ...

Problems running a classkit license (CKL)

Solution Number: 1078 Versions: All versions

I just received the new installation package and installed COMSOL including the new license manager files for my Class Kit option License file (CKL). When I start COMSOL I get one of these error messages: Could not ...

Error: Licensed number of users already reached

Solution Number: 1059 Versions: All versions

I have a floating network license and get an error message dialog box  containing the phrase: Licensed number of users already reached I am quite sure that nobody else on the network is using the license. The detailed ...

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Learning Center Resources

Learn how to use the COMSOL Multiphysics® software for modeling devices, designs, and processes. Access the Learning Center courses and articles below for modeling guidelines, step-by-step demonstrations, and exercise files.

Courses

How to Navigate the COMSOL Multiphysics® User Interface

Introduction to Defining Multiphysics Models

Introduction to Electro-Thermal-Mechanical Modeling

Modeling Electromagnetic Coils

Modeling Nonequilibrium Plasma

Modeling Pressure Acoustics

Modeling Resistive and Capacitive Devices

Modeling with Partial Differential Equations in COMSOL Multiphysics

Using Swept Meshes for Model Geometries

Articles

AC/DC Module Functionality as of Version 6.0

Applying Translations, Scaling, Reflection, and Rotation via the Deformed Geometry and Moving Mesh Interfaces

Building Simulation Applications with LiveLink™ for SOLIDWORKS®

CFD Modeling Capabilities in COMSOL Multiphysics® Version 5.6

Computing Space and Time Integrals

Copying and Reusing Boundary Mode Analysis Results

Coupling Physics Between Model Components for Multiphysics Models

Electro-Thermal-Mechanical Workflow and CAD Import

Evaluating Results and Introducing Nonlinearities in a Current-Driven Model

Examples of the General Extrusion Operator

Examples of the General Projection Operator

Examples of the withsol Operator

Geometry Concepts and Nomenclature in COMSOL Multiphysics®

Handling Complex-Valued Numbers and Problems in the Frequency Domain

How to Estimate the Number of Degrees of Freedom in a Model

How to Install COMSOL Multiphysics®

How to Install the COMSOL License Manager

How to Optimize Energy Performance of Buildings

How to Reduce the Size of Your Model File

How to Select Geometry

How to Synchronize Geometry Selections from SOLIDWORKS® to COMSOL Multiphysics®

How to Synchronize Parameters Between SOLIDWORKS® and COMSOL Multiphysics®

Identifying and Selecting Geometric Entities by Index Number

Importing Topological Data, Meshes, and Images

Integrating Along Streamlines and Extracting Particle Statistics

Introduction to Heat Transfer in Thin Layers

Introduction to LiveLink™ for MATLAB®

Introduction to Modeling Acoustic Metamaterials

Introduction to Modeling Acoustic–Structure Interaction

Introduction to Modeling Loudspeakers

Introduction to Modeling Periodic Structures

Introduction to Modeling Plasma Using the Plasma Module

Introduction to Modeling Porous Media Flow

Introduction to Modeling Small Acoustic Devices

Introduction to Parameter Estimation Studies in COMSOL Multiphysics®

Introduction to Shape Optimization

Introduction to Simulating Nondestructive Testing Methods

Introduction to Simulating Semiconductor Devices

Introduction to Vacuum System Modeling

Introduction to the Acoustics Module

Introduction to the Battery Design Module

Introduction to the Chemical Reaction Engineering Module

Introduction to the Composite Materials Module

Introduction to the Corrosion Module

Introduction to the Fuel Cell & Electrolyzer Module

Introduction to the Model Manager

Introduction to the Rotordynamics Module

LiveLink™ for Simulink®: Lumped Battery Modeling

Manually Setting Up the Geometric Multigrid Solver

Manually Setting the Scaling of Variables

Mesh Refinement, CAD Import, and Simulation Apps

Meshing and Solving Pressure Acoustics Models

Modeling Antennas in COMSOL Multiphysics®

Modeling Biosensors

Modeling Heat Transfer with COMSOL Multiphysics® Version 5.6

Modeling Inductively Coupled Plasma and Microwave Plasma

Modeling Joule Heating in the Time Domain for Resistive and Capacitive Systems

Modeling Manufacturing Processes

Modeling Nonlinear Materials

Modeling Optical Waveguides

Modeling Optoelectronic Devices

Modeling Piezoelectric Devices

Modeling Step Transitions

Modeling TEM and Quasi-TEM Transmission Lines

Modeling Thermomechanics

New Functionality in the Chemical Reaction Engineering Module Version 5.6

Optimization of Power Electromagnetics

Performing a Mesh Refinement Study and Using Selections and Variables

RF and Microwave Modeling Capabilities in COMSOL Multiphysics® Version 5.6

Ray Optics Modeling Capabilities in COMSOL Multiphysics® Version 5.6

Repairing and Improving Imported Meshes from 3D Scans

Setting Up and Solving Electromagnetic Heating Problems with High-Frequency Loads

Simulating Heat Transfer in Layered Materials

Simulating Large Models with COMSOL Multiphysics® Solvers

Simulating Metamaterials with COMSOL Multiphysics®

Solving Transient Models That Have Inconsistent Initial Values

The Basics of Modeling Heat Transfer

The Basics of Parameter Estimation

The Basics of Ray Optics

Two-Phase Flow Modeling Guidelines

Understanding and Changing the Element Order

Understanding the EEDF and Boltzmann Equation, Two-Term Approximation

Using LiveLink™ for Simulink®

Using LiveLink™ for SOLIDWORKS® to Create Geometry in COMSOL Multiphysics®

Using Symmetry to Reduce Model Size

Viewing and Accessing the Equations and Variables for Physics Feature Nodes

COMSOL® Installation Companion