atv Flash black dosent install

i am having truble installing aTV Flash black on my apple tv 2 5.2.1 this is new jail brake using seasonpass tethered iOS 6.1.3 - 10B329a when i install atv flash it can see my apple tv when i press next the screen disappears any help will be greatley appreciated 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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