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I have some problem in .net 3.5. When I try add .net 3.5 as feature in Windows 8.1. and then run sysprep.exe, for the few minutes I see this error.

fatal error occurred while trying to sysprep the machine

Please give me some advice, I must to have installed .NET 3.5


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look into this file: %systemroot%\system32\sysprep\panther\setuperr.log and search for errors. –  magicandre1981 Nov 20 '13 at 4:56

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