Win2008 R2 and SP1 PS2 can not install the operating system patch solution

windows 2008R2 can not install the operating system patch, or can not install the Sp1 upgrade package solution Catalog Database (1132) Catalog Database: due to system error 5 (0x00000005): & ldquo; denied access . ”, open the file "C:\\Windows\\system32\\CatRoot2\\{F750E6C3-38EE-11D1-85E5-00C04FC295EE}\\catdb” The attempt to read/write access failed. Opening the file operation will fail with error -1032 (0xfffffbf8). The error diagram is as follows: The solution is as follows: Give C:\\ plus the permissions for users to read, do not need to use subdirectories to apply C:\\Windows\\System32\\catroot2 directory permissions to all subdirectories and files. (There are A key privilege is that CrytSvc users need to use all the permissions.) Friendly reminder: The network is at risk, and it needs to be cautious;