This error can result from a faulty driver configuration or from a faulty hardware lock.
The Troubleshooting Guide for Sentinel Hardware Keys provides in-depth troubleshooting of Sentinel System Drivers and troubleshooting both Parallel and USB Sentinel keys. Download the Guide from here.
Start with the Quick Install/Uninstall on page 3.
If that does not fix the problem:
Check the Hardware Lock on another PC
If that PC is not already running CIRCLY, APSDS or HIPAVE:
go to: /knowledge-base/hardware-lock-driver download this file and run it to install the Hardware Lock driver.
Download the Pavement Design Software:(You need to Register and Log-in to access this content. Click here to get started)
CIRCLY 7.0 software: CIRCLY 7.0 – Full Installation
CIRCLY 6.0 software: CIRCLY 6.0 – Full Installation
CIRCLY 5.1 software: CIRCLY 5.1 – Full Installation
APSDS 5.0 software: APSDS 5.0 – Full Installation
HIPAVE 5.0 software: HIPAVE 5.0 – Full Installation
If the Hardware Lock still gives that error: contact Mincad Systems or your local agent to arrange a replacement for your Hardware Lock.