Thanks for the update.
Please try to install the latest available Sentinel SuperPro/UltraPro driver version 7.5.9 after uninstalling the existing drivers on the problematic machine.
Here is the link to download the same:
Kindly drop us an email at Support@safenet-inc.com along with the results as it may require further investigation.
Hope it helps !
Regards,
Gaurav Bhanot