To install license to OVPM you can use the steps below

cd %ovinstalldir%bin

ovpm license

a new text window is open for controlling license and you will get message like license expired

type gui to launch Autopass for OVPM

Select Install/restore License

Click Browse to locate the license file

Click view content

Click Install

Close the application

in the text program type status to get the current status.

now you can log to system normally