https://support.microsoft.com/en-us/topic/boot-program-fails-when-you-try-to-install-windows-by-using-a-wds-server-that-is-running-windows-server-2008-r2-4210ee8e-a9e7-c3be-2b31-2c7a4bee9d2e
Fixes an issue in which the boot program fails when you try to install Windows by using a WDS server that is running Windows Server 2008 R2. This issue occurs...
boot programfailstryinstallwindows