Gt Designer License Not Found !link! Here
If you are seeing a "GT Designer License Not Found" error, it usually means the Mitsubishi Electric software cannot verify your product ID or communicate with the license management service. This is a common hurdle when setting up or moving the software to a new PC. Common Causes
5. Registry Check (advanced – backup first)
Look for:
Missing Series Support (The "GS" Issue): A frequent cause is trying to open or create a project for a GS-series GOT (like the GS21) without having that specific support package installed. gt designer license not found
: In some older versions, having your Windows "Regional Settings" set to something other than "English" can cause internal errors that mimic license failures. Try setting the region to and restarting. Recommended Post Format If you are posting this to a forum like or a internal company Slack, use this template: [Issue] GT Designer 3 – License Not Found Error Description: If you are seeing a "GT Designer License
If you are trying to use specialized project data (e.g., GOT2000 enhanced drive control), ensure the specific add-on is installed: Insert the GT Works3 DVD into your PC. Uninstall “MELSOFT License Manager” from Control Panel
3.4. Reinstall License Manager
- Uninstall “MELSOFT License Manager” from Control Panel.
- Restart PC.
- Reinstall from the original GT Works3/GT Designer3 DVD → Utilities → License Manager.
Final Note
The "GT Designer License Not Found" error is almost always a communication issue between the software and its license source. By methodically checking the dongle, drivers, and license manager, you should be able to resolve it within minutes. If you are using a trial version, remember that trials expire – you will need to purchase a full license to continue.