The error message "GT Designer License Not Found" is a common hurdle for engineers and technicians working with Mitsubishi Electric’s HMI (Human-Machine Interface) software. This issue typically arises when the software cannot verify a valid product ID or communicate with the license management system.
Try these solutions in order, from simplest to most complex. gt designer license not found
: The software was installed without a valid product ID or with an trial ID that has expired. Administrative Privilege Restrictions The error message "GT Designer License Not Found"
1️⃣ Unlike some other HMI software, GT Designer typically requires a valid license disk or key code. 2️⃣ The Environ Tool: If you have the key, you need to register it via the "License User Registration" tool found in the Start Menu folder (under GT Designer3 > Tool). You can't just paste it into the login screen. 3️⃣ Dongle Check: If you have a hardware key, ensure the drivers are installed. Some versions require the USB key to be inserted before the install. Check Environment Variables Try these solutions in order,