Enter the Product ID precisely when prompted. Do not use spaces or hyphens unless specified. 3. Clean the Windows Registry
: Sometimes uninstalling and reinstalling only the "Licensing Service" component of a software suite resolves the "Not Found" error without requiring a full software reinstallation. Are you using for live streaming or Mitsubishi software for industrial programming? Precautions when Replacing the GT14 Model with GT2505(HS)
Launch GT Designer. If the error disappears, add the Mitsubishi/MELSOFT folder to your antivirus . 5. Update Your Software
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Are you using a of GT Designer, or is it part of the larger GT Works3 software suite? gt designer license not found
If you are a user of Mitsubishi Electric’s GT Designer3 (or GT Designer2) software, you may have encountered the frustrating error message: This typically appears when launching the application or attempting to transfer a project to a GOT (Graphic Operation Terminal).
Re-enter your valid (Serial Number) and name, then click Register or Next to overwrite the corrupted license file. Step 3: Repair or Reinstall Using the Original Media
The "GT Designer License Not Found" error is intimidating but almost always solvable. In 80% of cases, it is caused by a stopped service or an overzealous antivirus quarantine. In 15% of cases, it is a USB driver issue on legacy hardware. The remaining 5% involve corrupted OS files or a genuinely expired license.
The error usually appears as a pop-up dialog box with messages like "License key is not installed" or "未检测到合法的license授权" (no valid license detected) upon software startup. In some cases, certain features may operate for about 10 minutes before the software terminates. This error fundamentally means the software's license verification process has failed. Enter the Product ID precisely when prompted
: Look for folders named "GT Designer," "GT Works," or "GT Title" (common in some software variants). Rename or Delete
Restart your computer; the application will recreate fresh configuration files upon launch. Registration Key Update
Mitsubishi includes a utility called .
On 64-bit operating systems, Mitsubishi software registration keys sometimes get misplaced between the 32-bit and 64-bit registry hives. Clean the Windows Registry : Sometimes uninstalling and
This article will dissect exactly why this error occurs and provide a step-by-step guide to forcing the software to recognize your valid license.
The software cannot read the license registry key without admin rights.
What version is running on your computer?