If you are still on Legacy Docstar, you will need to reinstall the latest drivers, so perform the following: Install the latest Sentinel HASP drivers (7.80 or newer) which can be found at https://sentinelcustomer.gemalto.com/sentineldownloads/ You will need the Command Line Run-Time installer. To run the Command Line Installer extract it to the root of the C: Drive, open a command prompt and type in the following. C:\haspdinst.exe -i