Right-click it and select (if available) or Uninstall .
Broken communication links inside the Windows registry fail to direct Wilcom to its security verification path. Step-by-Step Fixes for Wilcom E4.2 Error 0x7101 wilcom e4 2 internal error 0x7101 occurred link
When a Windows update breaks the connection path, modifying the licensing registry keys will restore the software link. Right-click it and select (if available) or Uninstall
Restart the Sentinel service. 80% of users fix it in 10 seconds. Restart the Sentinel service
The internal error 0x7101 is a generic error message that appears when Wilcom e4 2 encounters a critical issue that prevents it from functioning properly. The error message is often accompanied by a link that supposedly provides more information about the error. However, in most cases, the link doesn't work or leads to a generic error page.
Users often need to uninstall and then reinstall the Sentinel HASP drivers from the official Sentinel site to restore compatibility. System Services: