| Problem | Solution | |---------|----------| | Installer crashes or doesn't start | Run as admin + disable antivirus + mount ISO instead of extracting | | License not found | Ensure .lic file is in ProgramData\Dassault Systemes\Licenses (hidden folder – type path manually) | | Black screen / no 3D view | Turn off + use Windows 8 compatibility mode | | Slow performance | Force dedicated GPU in Graphics Settings + disable Core Isolation | | Error "Unable to get CNext license" | Reconfigure licensing via Tools → Options → Licensing → Reset | | Mouse cursor lags | In CATIA: Tools → Options → General → Display → uncheck "Use software OpenGL" |
During installation or configuration, you may encounter some common issues. Here are some troubleshooting tips: how to install catia v5 in windows 11
You usually get a simple license file. Copy it to C:\Dassault\Environment\licenses . | Problem | Solution | |---------|----------| | Installer