Use a registry cleaner (e.g., CCleaner) or manually delete any leftover AutoData registry keys. Then reboot before retrying the install.

He tried to force a string value: Language = en-US .

Leave the box for "Beta: Use Unicode UTF-8 for worldwide language support" .

If the key exists, double-click it and ensure the value data is set correctly. Common default values include: 0 (often denotes a universal or default state) en or ENU (for English) 1 (depending on the specific software version structure)

Open your Windows Start menu, type UAC , and select Change User Account Control settings . Drag the slider control all the way down to Never Notify , then restart.

HKEY_LOCAL_MACHINE\SOFTWARE\Autodata Look for a subkey or string value named Lang or Language .

When you try to run it on a modern OS or a non-English version of Windows, the installer may fail to write the correct language code to the Windows Registry (a key database that stores settings for Windows and your apps). As a result, when you launch the program, it looks for a "Language" key that isn't there, leading to the error.

Download the latest Sentinel HASP LDK Command Line Run-time Installer from the official Thales/Gemalto support portal.

If the installer fails to write the language data automatically, you can force the entries using the manual setup files included with your software package.