Reactivation of SolidWorks

Hi all,

I bought SOLIDWORKS student licence and after couple of month later I upgraded my pc to windows 8 since then windos crashed 8 - 12 time approx in past 2 months and now when I went to reactivate solidworks it says you lice has been active, so I ask some one to help me in solving this issue. As i had sent mail to SolidWorks from customer portal last month but still havent got reply, is there any was to activate it again? cab some one knows about it?

SolidworksGeneral