Dear,
I am tryingto register a versioned geodatabase using ArcGIS Server Manager and I am facing the problem shown in the image herewith attached:

I am receiving this message on which I have no clue !
Am I missing something here?
Please help !
Technical Specs.
- OS : Windows Server 2012.
- ArcGIS Server 10.1 SP1 (Advanced)
- MS SQL Server 2008 R2 Native Client (10.50.1600.1)
- MS SQL Server 2012 Native Client. (11.1.3000.0) (Installed by default in the machine)