Sometimes the normal "haspdinst -r " doesn’t remove all the HASP drivers fully and therefore any subsequent install of the HASP drivers also doesn’t work.
If that is the case then you can follow this procedure to fully remove the drivers and reinstall it again.
2.Open Command Prompt. Go the the folder by typing "cd C:\Program Files (x86)\Adroit Technologies\Common"
3.haspdinst –purge = this is to clear the drivers
4.Download latest HASP driver from our website : Select: Downloads Product Installs Latest Versions. In here you will find the latest HASP driver Link for version 8 LatestHaspDrivers
5.Install LatestHASPDrivers.exe now.
5. Plug HASP back in.
6. Start Adroit Server