SharePoint Version 14.0.0.6117

"Restore-SPSite : Your backup is from a different version of Microsoft SharePoint Foundation and cannot be restored to a server running the current version. The backup file should be restored to a server with version '14.0.0.6117' or later"

Solution:

1) Download the hot fix from this link by register your Email id
   http://support.microsoft.com/kb/2597150

2) Extract the file and run the exe
   Note: don't run the SharePoint 2010 Configuration wizard during the installation...

3) After successful installation Restart your system.

4) Run SharePoint 2010 Configuration wizard setup.

5) Start the restore operation once again your problem get resolved

* Some time you will get rendering error

To resolve this issue go to central administration then open
farm config and start the state service

PLEASE give your feedback..