Hi again Timothy,I'm sure it works for you, but unfortunately not for me.The file name is "9600.16384.WINBLUE_RTM.130821-1623_X64FRE_SERVERHYPERCORE_EN-US-IRM_SHV_X64FRE_EN-US_DV5.ISO" downloaded from Download Hyper-V Server 2012 R2.Could you confirm...