sdc file difficulty I have downloaded the msdnaa Vista -64 bit.iso.sdc file and also the unpacksdc file however on trying to unpack the unpacker stops working and I get the followingreport infor: Problem Event Name:CLR20r3 Problem Signature 01:unpacksdc.exe Problem Signature 02:1.0.0.0 Problem Signature 03:475d3e17 Problem Signature 04:mscorlib Problem Signature 05:2.0.0.0 Problem Signature 06:475777fa Problem Signature 07:3457 Problem Signature 08:d8 Problem Signature 09:System.IO.FileNotFoundException OS Version:6.0.6001.2.1.0.256.1 Locale ID:3081 help would be appreciated.