Fix Error 80070002 When Using Windows Update in Vista修正错误80070002时，使用Windows Update在Vista

A lot of instructions on the web to slim, reduce and trim down Vista size occupied on hard disk drive, one of the common method suggested is to delete and remove all contents and data inside %SystemDrive%\Windows\WinSxS\Backup\ folder (normally C:\Windows\WinSxS\Backup\ directory).很多的指示，在网路上，以超薄，减少和缩减Vista的大小对被占领的硬盘驱动器，其中一个最常用的方法是建议删除，并删除所有的内容和数据的内在％ SystemDrive ％ \的Windows \ winsxs \备份\文件夹（通常为C ： \的Windows \ winsxs \备份\目录） 。 However, deleting the ‘look unused’ folder will bring unforeseen circumstance and backlash, and one of the symptom is causing Windows Update fails to check for updates or any updates and hotfixes downloaded unable to install with the error code 0×80070002 in Vista system.然而，删去'看未使用'文件夹中会带来不可预见的情况下，和反弹，而其中一个症状是造成失败的Windows Update检查更新或任何更新和修复程序下载，无法安装与错误代码0 × 80070002在Vista系统。

The %WinDir%\WinSxS\Backup is a cache storage for backing up critical system files that are needed to start Windows, as implemented by WRP (Windows Resource Protection) system.的％ windir ％ \ winsxs \备份是一个缓存存储备份关键的系统文件都需要启动Windows时，作为实施wrp （在Windows资源保护）系统。 The solution to fix the 80070002 error due to deleted %WinDir%\WinSxS\Backup is easy.解决修复80070002错误，由于删除的％ windir ％ \ winsxs \备份是容易的。 Simply by recovering or re-creating the files under the “Backup” folder with just the filename will allow Windows Update and updates installation to work again.简单地收回或重新建立档案，根据“备份”文件夹，只要文件将允许Windows Update和更新安装工作。 The good thing is only need the files with correct file name to exist, contents empty for every files is okay.该是一件好事，只是需要的档案，以正确的文件名存在，内容空洞，每文件是好的。

Here’sa brief description and guide on the steps users can take to recover the file contents in %SystemDrive%\Windows\WinSxS\Backup directory.以下简要说明和指导，对的步骤，用户可以采取收回文件的内容在在％ SystemDrive ％ \的Windows \ winsxs \ backup目录。 For all tasks and actions, run in所有的任务和行动，在运行 elevated command prompt with full administrative privileges提升的命令提示符充分的行政特权 . 。

Firstly, take ownership of the “Backup” folder and grant full control permissions in the ACL table for “Backup” folder.第一，采取所有权的“备份”文件夹并给予完全控制权限，在ACL的表为“备份”文件夹中。 To do this, use commands below or refer to为此，请使用下面的命令或指 this guide本指南 for more ways to perform the required action.为更多的办法来执行必要的行动。

takeown /F %WinDir%\WinSxS\Backup /r /dy takeown /女％ windir ％ \ winsxs \备份/俄/颐
cacls %WinDir%\WinSxS\Backup /g administrators:f cacls的％ windir ％ \ winsxs \备份/克管理员：女

Secondly, regenerate and recreate all files under “Backup” folder with empty or blank content.其次，再生并重新下的所有文件“备份”文件夹空或空白的内容。 There are hundreds of files.有数以百计的文件。 To make thing easier, download and execute the使事情更容易，下载并执行 winsxs-backup.bat winsxs - backup.bat which contains a series of commands to create empty (nul) files with correct filenames in the affected folder.其中包含了一系列的命令，以创建为空（任何人）档案，以正确的文件名，在受影响的文件夹。

Thirdly, delete the temporary update files as instructed by Microsoft Help for 80070002 error code in Windows Update.第三，删除临时更新文件的指示，由Microsoft帮助80070002的错误代码在Windows Update 。 Use the following commands.使用下列命令。 This step may not needed, you can try to check or install updates, and perform this step is the process still fail and unsuccessful.这一步可能不会需要，您可以尝试以支票或安装更新，以及执行此步骤是过程中仍然失败，而且失败。

net stop wuauserv净停止wuauserv
del /s /q %WinDir%\SoftwareDistribution\DataStore删除/秒/ q一起的％ windir ％ \ softwaredistribution \资料存放区
del /s /q %WinDir%\SoftwareDistribution\Download删除/秒/ q一起的％ windir ％ \ softwaredistribution \下载
net start wuauserv净开始wuauserv

Finally, users can checks for Windows Update and install any updates found, or use “wusa” comand to install any standalone .msu package downloaded.最后，用户可以检查Windows Update和安装任何更新的发现，或使用“ wusa ” comand安装任何独立。 MSU的包下载。

Another recommended step, but not necessary, it to recover the owner for the files in the “Backup” folder to the original default which is “NT SERVICE/TrustedInstaller”.另一个建议的一步，但不是必要的话，它要收回业主的档案在“备份”文件夹复制到原来的默认这是“ NT服务/ trustedinstaller ” 。

IMPORTANT : This is a machine translated page which is provided "as is" without warranty. 重要说明 ：这是一个机器翻译网页是“按原样”提供的担保。 Machine translation may be difficult to understand.机器翻译可能很难理解。 Please refer to请参阅 original English article英文原版的文章 whenever possible.只要有可能。

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