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  • Numesys Learning Portal
  • Consulting
  • About
  • Contact Support

  • Home

  • Installation

    • Installation Guides

      • Ansys Download & Installation Guide (Start Here!)
      • HOW TO - Download & Install Ansys Student
      • HOW TO - Access the Ansys Customer Portal / Ansys Account
      • HOW TO - Install or Uninstall Ansys Silently
      • HOW TO - Thermal Desktop Install Guide

    • Installation Tasks

      • HOW TO - Add Firewall & Port Exceptions for Ansys License Manager
      • HOW TO - Specify an Ansys License Server
      • HOW TO - Set Custom/Static License Server Ports
      • HOW TO - Install Ansys' Required Linux Packages & Libraries
      • HOW TO - Integrate Electronics with Ansys Workbench
      • HOW TO - Install an Ansys FlexNet License Key/File
      • HOW TO - Gather FlexNet License Server Host Info
      • HOW TO - Change Discovery/SpaceClaim Licensing Mode
      • HOW TO - Manage Activations in Ansys License Portal
      • HOW TO - Obtain / Activate Your Ansys FlexNet License File

    • Requirements & Info

      • INFO - How to Work Remotely with Ansys
      • INFO - Ansys FlexNet Licensing Overview & System Requirements
      • INFO - Understanding Ansys License Service Models
      • Ansys Hardware Recommendations 2.0

    • Optional Configurations

      • HOW TO - Make an Ansys License Server Public Facing (BYOL)
      • HOW TO - Set User License Privileges via an Options File
      • HOW TO - Modify the License Timeout Setting in Options File
      • HOW TO - Create an ansyslmd.opt OPTIONS file
      • HOW TO - Add License Manager Support for older (2020R2 & prior) versions of Ansys

    • Uninstallation

      • HOW TO - Uninstall Ansys Software
      • HOW TO - Comprehensively Reinstall Ansys
      • ERROR - Cannot Uninstall Ansys Software Using Uninstaller
      • ERROR - Thermal Desktop Unable to Get a License
      • HOW TO - Install or Uninstall Ansys Silently
    • ERROR - Critical Error when Installing Ansys

  • Troubleshooting

    • Troubleshooting Guides

      • Ansys Troubleshooting Guide
      • HOW TO - Test & Fix License Manager Connectivity Issues
      • GUIDE - Fix Ansys License Checkout Errors
      • HOW TO - Fix Ansys Application Errors & Issues
      • ERROR - Ansys Add-In Missing in SolidWorks
      • ERROR - Phython.exe Application Error in Workbench
      • ERROR - Unexpected Error: The Type Analyzer Threw an Exception
      • ERROR - Cannot Uninstall Ansys Software Using Uninstaller
      • ERROR - Mechanical Database File Does Not Exist
      • ERROR - Open Option Missing in Material Designer
      • ERROR - Cannot See Model in Graphics Area
      • HOW TO - Restore a Corrupted Analysis
      • HOW TO - Restore Results File From Corrupted Project
      • ERROR - Cannot use Some or All HPC Packs with Ansys 2024R1
      • HOW TO - Test if a Dell Motherboard has Failed
      • HOW TO - Adjust GPU Settings for All Ansys Applications

    • License Manager Connectivity

      • HOW TO - Test & Fix License Manager Connectivity Issues
      • HOW TO - Add Firewall & Port Exceptions for Ansys License Manager
      • HOW TO - Reset Your Ansys Profile Folder
      • HOW TO - Verify the License Manager is Running
      • HOW TO - Identify if other software is using the same ports Ansys uses?
      • HOW TO - Manually Reset Your Specified License Servers File (ansyslmd.ini)
      • HOW TO - Test if Ansys is blocked by the Windows Firewall on a Client Computer

    • License Checkout Issues

      • GUIDE - Fix Ansys License Checkout Errors
      • HOW TO - Check Ansys License Server Version
      • HOW TO - Verify your license is valid & not expired
      • HOW TO - Reset Ansys License Preferences
      • HOW TO - Reset Your Ansys License File
      • HOW TO - Reset Ansys Settings to Default
      • HOW TO - Identify what license features you are attempting to checkout
      • HOW TO - Restore an Ansys license backup file
      • HOW TO - Release a Stuck/Reserved/Abandoned License
      • HOW TO - Access the Ansys License Management Center from Other Computers
      • HOW TO - Reset Your Ansys Profile Folder
      • ERROR - Request Name 1 Does Not Exist in the Licensing Pool
      • ERROR - Random Difficulty Checking Out License in Workbench
      • ERROR - Thermal Desktop Unable to Get a License

    • Application Functionality Issues

      • HOW TO - Fix Ansys Application Errors & Issues
      • HOW TO - Run Product & CAD Configuration Manager
      • HOW TO - Verify the Integrity of Installation Files
      • HOW TO - Manually Reinstall Prerequisite Microsoft Software
      • HOW TO - Test if Ansys is blocked by the Windows Firewall on a Client Computer
      • HOW TO - Troubleshoot Antivirus/EDR Software with Ansys
      • HOW TO - Create a Cube & Apply Gravity
      • HOW TO - Update Drivers & Software
      • HOW TO - Review Windows Event Logs for Clues
      • ERROR - Anstranslator Failed to Generate Initial Import Configuration
      • HOW TO - Reset Your Ansys Profile Folder

    • Windows OS / Hardware Issues

      • HOW TO - Check & Repair Windows Installation
      • HOW TO - Troubleshoot Windows Update Errors
      • HOW TO - Boot to Safe Mode
      • HOW TO - Troubleshoot a Windows Bluescreen (BSOD)
      • HOW TO - Run Dell Hardware Diagnostics
      • ERROR - Cannot See Model in Graphics Area
      • HOW TO - Update Drivers & Software
      • HOW TO - Review Windows Event Logs for Clues

    • CAD Plugin Issues

      • ERROR - Ansys Add-In Missing in SolidWorks
      • HOW TO - Run Product & CAD Configuration Manager
      • HOW TO - Review Windows Event Logs for Clues
      • HOW TO - Reset Your Ansys Profile Folder

    • Project Specific Issues

      • HOW TO - Rule out your Model, Ansys Version & Computer as the Cause
      • ERROR - Mechanical Database File Does Not Exist

    • Uninstallation Guides

      • HOW TO - Uninstall Ansys Software
      • HOW TO - Comprehensively Reinstall Ansys

    • Other Tasks

      • HOW TO - Open a Command Prompt
      • HOW TO - Open PowerShell
      • HOW TO - Edit Your Windows Host File
      • HOW TO - Create an Environment Variable
      • HOW TO - Review Windows Event Logs for Clues
      • ERROR - System Argument Exception When Running a Simulation

    • Diagnostic Logs

      • HOW TO - Gather Ansys Diagnostic Logs
      • INFO - Ansys Diagnostic Logs Cheat Sheet
      • HOW TO - Review Windows Event Logs for Clues

  • Errors & Solutions

    • ERROR - Ansys License Manager Won't Start
    • ERROR - Capability ANSYS IcePak does not exist in the ANSYS licensing pool.
    • ERROR - ANSYS Electronics Desktop Will Not Launch After Windows Update
    • ERROR - Cannot return a borrowed license
    • ERROR - Black screen in CFX-Pre and CFD-Post
    • ERROR - License Manager Server Hangs/Locks Up
    • ERROR - "Failed to Enable Feature" - Pro, Premium, Enterprise Licensing Available on Server
    • ERROR - Failed to export NASTRAN file
    • ERROR - Unable to check out feature: motorcad
    • ERROR - Could not connect to any License Server
    • ERROR - Could not connect to any license server. The server is down...
    • ERROR - Elastic Licensing Remains Disabled After Configuration as Administrator
    • ERROR – Unable to Specify License Server in Version 2021 R1
    • ERROR - Project contains data that requires software modules not are not installed
    • ERROR - No Valid Inventor Installation Detected
    • ERROR - No valid INCREMENT lines were found
    • ERROR - Hostid in the license file is not a valid hostid
    • ERROR - This type of license file must be appended...
    • ERROR - Could not save server and port to file
    • ERROR - Capability ANSYS SpaceClaim Direct Modeler Does Not Exist...
    • ERROR - Destination File Could not be Created
    • ERROR - Correctly-formatted Vendor Line Was Not Found
    • ERROR - Workbench Toolbox Does Not Load
    • ERROR - Attempt to create the following configuration status file was unsuccessful
    • ERROR - Attempt to populate the CVD 'license_files' directory...
    • ERROR - Warning: No License Files Were Found in the following location...
    • ERROR - Failed to get license for ncodedesktop
    • ERROR - Unable to connect to or start local server
    • ERROR - Connection Timed Out While Reading Data
    • ERROR - Not connected to a server for Licensing Client Proxy actions
    • ERROR - Mechanical failed to open the database
    • ERROR - Temporary License Stops Working
    • ERROR - Pan and Tilt Don't Work / Choppy
    • ERROR - Not Enough HPC Parallel Licenses
    • ERROR - "FATAL ERROR: Port 1084 is in use." when installing Ansys License Manager
    • ERROR - Translator Installation for CATIA V5 and SOLIDWORKS Import not Found
    • ERROR - "Ansys BladeModeler" Not Available When Opening DesignModeler
    • ERROR - 93317 Microsoft JScript runtime error
    • ERROR - Cannot submit Ansys Cloud jobs
    • ERROR - Failover feature 'Discovery - level 1' is not available
    • ERROR - Creo Toolkit Startup Errors
    • ERROR - Linux - Error While Loading Shared Libraries
    • ERROR - Importing Mesh from SpaceClaim to Fluent
    • ERROR - Unable to Attach Geometry from Creo
    • ERROR - License Server Lost for X Minutes
    • ERROR - Laptop battery drains excessively or gets very hot
    • ERROR - Mechanical Crashes when using Image to File
    • ERROR - SpaceClaim Structure Tree Items Disappear
    • ERROR - "Unable to attach geometry file" (SolidWorks)
    • ERROR - Failed to stop the license manager
    • ERROR - Prerequisite error "MS ASP.NET Hosting Bundle 6.0.8"
    • ERROR - An unexpected error has occurred: Failed to back up file XXXX\MECH\file.rst
    • ERROR - Fluent Launcher Crashes
    • INFO - Issues Using OneDrive, Dropbox, etc.
    • ERROR - spawn lmutil ENOENT
    • ERROR - LoadLibrary failed with error 87
    • ERROR - HTTP Error When Gathering Diagnostics
    • ERROR - Required addins could not be loaded
    • ERROR - Proxy process identifier could not be determined
    • ERROR - Workbench plugin for Inventor does not work
    • ERROR - Request name disco_level1 does not exist in the licensing pool (-5,147)
    • ERROR - Licensed Number of Users Already Reached
    • ERROR - Request name cfd_solve_level2 does not exist in the licensing pool (-15,10032)
    • ERROR - Electronics Desktop opens as Twin Builder or another Desktop Configuration
    • ERROR - Cannot Borrow a License
    • ERROR - Switching Network Connections Checks Out Another License
    • ERROR - Failover Feature 'Ansys electronics_desktop' is not available
    • ERROR - This license file will not be installed
    • ERROR - Request name disco_level1 does not exist in the licensing pool
    • ERROR - Port number are not the same in all license files
    • ERROR - The required license file was not found
    • ERROR - Problem during getAllQueues
    • ERROR - Can't Edit Mech Contours
    • ERROR - Script Error When Opening Mechanical From Workbench
    • ERROR - No Customers Found in Licensing Portal
    • ERROR - Please contact your sales representative to request a machine change
    • ERROR - Failover feature Ansys IcePak is not available
    • ERROR - Software modules are not installed
    • ERROR - cx_Freeze: Python error / ImportError: DLL load failed
    • ERROR - Newton-Raphson Residuals for the incomplete solution cannot be loaded
    • ERROR - Update failed for the Setup component in skin assy
    • ERROR - No license for OpticStudio was found
    • ERROR - Hostname is not a valid hostname, exiting
    • ERROR - Cannot Sign in to SpaceClaim 2023R2 with a Named User Account
    • ERROR - Fatal Error Opening Workbench Files
    • ERROR - An unexpected error (SIG$SEGV) ...
    • ERROR - Request Name 1 Does Not Exist in the Licensing Pool
    • ERROR - Ansys Add-In Missing in SolidWorks
    • ERROR - Unexpected Error: The Type Analyzer Threw an Exception
    • ERROR - Cannot Uninstall Ansys Software Using Uninstaller
    • ERROR - Mechanical Database File Does Not Exist
    • ERROR - Random Difficulty Checking Out License in Workbench
    • ERROR - Cannot Install OpticStudio 2023R2
    • ERROR - Ansys graphics are slow/choppy/sluggish
    • ERROR - Thermal Desktop Unable to Get a License
    • ERROR - Workbench won't open / launch
    • ERROR - SpaceClaim fails to open
    • ERROR - Cannot See Model in Graphics Area
    • ERROR - HDF Error occurred! / Error in writing compressed file
    • ERROR - Perl not found at... perl.exe
    • ERROR - Unexpected error: Root element is missing.
    • HOW TO - Restore a Corrupted Analysis
    • ERROR - Critical Error when Installing Ansys
    • ERROR - Anstranslator Failed to Generate Initial Import Configuration
    • ERROR - Invalid option for This License Server When Trying to Add License File
    • ERROR - Cannot use Some or All HPC Packs with Ansys 2024R1
    • ERROR - Version of Vendor Daemon is Too Old
    • ERROR - Cannot use Some or All HPC Packs with Ansys 2024R1
    • ERROR - Unexpected license problem: exiting (Fluent 2024R1)
    • ERROR - test
    • ERROR - Version of vendor daemon is too old. (-83,21049)
    • ERROR - An Error Occurred While Reading the Database Streams
    • ERROR - Workbench toolbox text is cut off on 4k/high-resolution monitors
    • Hata - Error in Startup Script
    • ERROR - Failed to get Environment Variable AWP_ROOT242
    • ERROR - Unable to open Discovery through Workbench
    • ERROR - Access to the file was denied/couldn't be accessed when using automated installer
    • ERROR - License Manager not detecting mac addresses properly
    • ERROR - No recommended GPU devices have been detected on machine...
    • ERROR - Fluent Unexpected License Problem, Exiting
    • ERROR - Ansys forrtl: Severe (47) error
    • ERROR - RSM Cluster Load Monitoring Does Not Open
    • ERROR - Host not found, -96,7 System Error, 11001 Winsock
    • ERROR - fluidsfactory.dll was not found
    • ERROR - Mechanical Scripting Interactive Shell is Not Working
    • ERROR - License Manager Shows Blank White Screen
    • ERROR - Ansys Sherlock Doesn't Open / Launch
    • ERROR - Failed to Copy Local File Running HFSS Simulation
    • ERROR - Black screen in CFX-Pre and CFD-Post
    • ERROR - Cannot open 'server_data' in installation directory
    • ERROR - Mechanical Scripting Interactive Shell is Not Working
    • ERROR - Application failed to Start due to Qt Platform plugin

  • License Management

    • Getting Started

      • INFO - Understanding Ansys License Service Models

    • Administrative Tasks

      • HOW TO - Change/Rehost a FlexNet License Server
      • HOW TO - Setup Elastic Licensing
      • HOW TO - Locate Your Ansys Customer #
      • HOW TO - View All Your License Entitlements
      • HOW TO - Access/Manage the Ansys Licensing Portal
      • HOW TO - Setup & Manage Shared Web Licensing Users
      • HOW TO - Gather FlexNet License Server Host Info
      • HOW TO - Install an Ansys FlexNet License Key/File
      • HOW TO - Change the Hostname of an Ansys License Server
      • HOW TO - Manage Activations in Ansys License Portal
      • HOW TO - Obtain / Activate Your Ansys FlexNet License File
      • HOW TO - Deactivate FlextNet Licenses in Ansys License Portal

    • Reporting & Usage Stats

      • HOW TO - View License Usage & Status
      • HOW TO - Review License Usage Data from a Different Computer

    • License Borrowing

      • HOW TO - Borrow an Ansys License
      • ERROR - Cannot Borrow a License

    • Other

      • HOW TO - Stop/Start the Ansys License Manager
      • HOW TO - Open the Ansys License Management Center
      • HOW TO - Specify an Ansys License Server

  • Info

    • INFO - Ansys License Server Commands
    • INFO - Is a Evaluation/Temporary License Borrowable?
    • INFO - Ansys Hardware Recommendations & Supported 3rd Party Software
    • INFO - Setting up a VPN to an Ansys License Server
    • INFO - Ansys 3rd Party Software & Hardware Support
    • INFO - Ansys Account Roles & Permissions
    • INFO - Ansys Resources & Portals Guide
    • INFO - Product to License Feature Mapping Document
    • INFO - Ansys New License Terms & Conditions
    • INFO - Technical License Server Changes in version 2021 R1
    • SimuTech Online Training Course Checklist
    • INFO - Ansys Version & Release Date History
    • INFO - Is Ansys affected by the Log4j vulnerability?
    • INFO - Understanding Ansys License Files (ansyslmd.lic)
    • INFO - Understanding Ansys License Checkout
    • INFO - What happens when you lose connection to an Ansys license server?
    • INFO - What is license sharing and how do I use it?
    • INFO - Can I install Ansys on a secondary hard drive?
    • HOW TO - Compress/Extract Data Using 7zip
    • INFO - Getting Started with Ansys Gateway powered by AWS
    • INFO - Ansys Shared Web Licensing Overview
    • INFO - How to Work Remotely with Ansys
    • INFO - Ansys FlexNet Licensing Overview & System Requirements
    • INFO - Understanding Ansys License Service Models
    • HOW TO - Restore Results File From Corrupted Project
    • INFO - Ansys Diagnostic Logs Cheat Sheet
    • INFO - Does Ansys support hyper-threading?
    • INFO - Ansys License Disconnect Timeout Overview

  • Remote Solve Manager

    • HOW TO - Setup Ansys Remote Solve Manager (RSM)
    • HOW TO - Verify No Ans.Rsm Processes are Running
    • INFO - Remote Solve Manager Roles & Terminology
    • HOW TO - Install the RSM Launcher Service
    • HOW TO - Uninstall the RSM Launcher Service
    • HOW TO - Install Remote Solve Manager Standalone Services (RSM)
    • HOW TO - Uninstall Remote Solve Manager (RSM)
    • RSM Installation Quick Start Guide (Windows)
    • HOW TO - Fix a Stuck Job (ARC, Linux)

  • Employee Login

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If you are an active or future Numesys customer and have questions or simply prefer to get help directly from an engineer, we'd be happy to help!

  • Home
  • Installation
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  • Troubleshooting
    Troubleshooting Guides License Manager Connectivity License Checkout Issues Application Functionality Issues Windows OS / Hardware Issues CAD Plugin Issues Project Specific Issues Uninstallation Guides Other Tasks Diagnostic Logs
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  • Info
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ERROR - Application failed to Start due to Qt Platform plugin

Authored by Erdoğan Gökbulut November 11th, 2024 27 views 0 likes KB2931335

ERROR

In this case, error occurs when attempting to launch Fluent.

This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.

Available platform plugins are:windows.

Software & Version

Fluent 2024R2

*This example was taken from this version but is not necessarily limited to this version.

Description/Cause

 

  1. Corrupt installation of Ansys
  2. Corrupt installation of Windows

*The cause(s)/solution(s) we identified in this documented instance may not be the only cause(s)/solution(s) for this error.

Solution

  1. Comprehensively uninstall Ansys  
  2. Check Windows Health
  3. Reinstall Ansys

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ERROR - Ansys License Manager Won't Start

ERROR - Capability ANSYS IcePak does not exist in the ANSYS licensing pool.

ERROR - ANSYS Electronics Desktop Will Not Launch After Windows Update

ERROR - Cannot return a borrowed license

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  • ERROR - Application failed to Start due to Qt Platform plugin
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  • ERROR - Black screen in CFX-Pre and CFD-Post
  • ERROR - Failed to Copy Local File Running HFSS Simulation
  • ERROR - Ansys Sherlock Doesn't Open / Launch
  • ERROR - License Manager Shows Blank White Screen

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