AD环境 GPO统一桌面黑屏

关于在win7下使用GPO统一桌面黑屏解决方法为：请安装补丁Fix298733，
请参考: http://support.microsoft.com/kb/977944

For Win7 x64 : http://hotfixv4.microsoft.com/Windows%207/WindowsServer%202008%20R2/sp1/Fix298733/7600/free/402815_intl_x64_zip.exe

For Win7 i386 : http://hotfixv4.microsoft.com/Windows%207/WindowsServer%202008%20R2/sp1/Fix298733/7600/free/402813_intl_i386_zip.exe