HyperV 2012 - How to export VM created on HyperV 2008 to HyperV 2012 R2

If you try to export VM on HyperV 2008 to HyperV 2012 R2 you will probably get this error:

If you are facing this sort of problema you can take a look to following article.

http://www.devadmin.it/2014/11/25/import-vm-da-ws2088-r2-a-ws2012-r2/