SCOM 2012,Unable to open SCOM console,gives error and getting event id : 26319 logged with evaluation errors expired.

Symptom
=====

Customer tries to license the SCOM server 2012 SP1 Update-Rollup 2 via Powershell set-scomlicense and this commandlet is hanging.

Cause
======

User was running the commandlet under domain administrator privileged.

But the set-scomlicense requires write access also to the OpsManager DB.

Resolution
========

User switched to an account with OpsManager DB rights that has aslo local admin rights on the scom server.