When accessing the license screen on the performance Center Admin site and User Site, the following error occurs:
"Cannot retrieve license key"
1.) Register OrchidUtils.dll on all PC Servers .
Try to register OrchidUtils.dll within the <Performance Center Installation Directory>\bin directory.
This DLL is associated with the applying and retrieving the license from the Performance Center database.
2.) If this occurs on Performance Center 9.50 , then install SP1.