What is username and password for this link http://localhost:1947/_int_/ACC_help_index.html

Have you tried the following steps?

1. Log in to the License Manager PC.
2. Delete the hasplm.ini file. This file is located in the <Program Files>\Common Files\Alladin Shared\HASP folder.
3. Open the Control Panel, then go to Administrative Tools | Services.
4. In the list of services, find Sentinel LDK License Manager.
5. Right-click the service and choose Restart from the context menu.
6. After that, you will be able to access the Admin Control Center.