Home users:
Please don’t try this at home! This article is intended for use by
support agents and IT professionals. If you're looking for more
information about Windows Update or Microsoft Update errors, go to the
following Microsoft websites:
When you try to install an update to Windows, a Windows component, or a Microsoft or third-party software program, you experience one or more of the following symptoms:
This problem may occur if one or more of the following conditions are true:
To
resolve this problem, try each of the following methods. After each
method, test to see whether the problem is resolved before you go on to
the next method. If the problem is resolved by any method, you don't
have to try the remaining methods.
When you try to install an update to Windows, a Windows component, or a Microsoft or third-party software program, you experience one or more of the following symptoms:
- You cannot view Windows roles or features.
- A service pack installation fails.
- When
you try to connect to the Windows Update or Microsoft Update website,
one of the following error codes is logged in the Windows Update log
(windowsupdate.log) or in the Component Based Servicing log (CBS.log):
- 0xC80001FE
- 0x80200010
- 0x80070643
- 0x80246002
- 0x80070490
- 0x80070420
- 0x80073712
- 0x80246007
- 0x8000FFFF
- 0x80070424
- 0x80248007
- 0x8007064C
- 0x8024D00C
- 0x8007066A
- 0x80245003
- 0x8024402C
Cause
- The Windows Update database is corrupted.
- Antivirus software is configured to scan the %Windir%\SoftwareDistribution folder.
- The Background Intelligent Transfer Service (BITS) service does not receive a content link header.
- A required system file is registered incorrectly.
- Windows Installer encountered an error.
- The Component Based Servicing (CBS) manifest is corrupted.
- The Windows Update service stops during the installation process.
- There's a file version conflict with Windows Update agent files.
Resolution
Method 1: Run the Windows Update troubleshooter
To do this, go to the Windows Update troubleshooter.
Method 2: Download and manually install the update
To do this, follow these steps:
- Determine
the Microsoft Knowledge Base article number of the failed update. To do
this, do one of the following: View the error code message.
- View the error code message.
- View
the update history on the Windows Update website or on the Microsoft Update website. To do this, follow these steps:
- Go to the following Microsoft Update website:
- Under Options, click Review your update history.
- In the Update column, determine the Microsoft Knowledge Base article number of the failed update.
- Go to the following Windows Download website:
- In the Search box on the Downloads webpage, type the article number that you located in step 1, and then click Go.Note Do not include the letters "kb" when you type the article number. For example, type "kb123456" as 123456.
- Browse through the list of returned content to locate the Knowledge Base article that has a link to the download.Note You may be prompted to validate Windows. If you are prompted, follow the instructions to validate Windows, and then continue to download the update.
- Click Download, and then click Save when you are prompted to save the download. Save the download to your desktop.
- After the download is finished, click Open to install the update.Note The update installation may fail if the update is incorrect for your version of Windows.
Method 3: Restart your computer, and then try to install the updates again
Exit all programs that are running, restart your computer, and then try to install the updates again.
Note Restarting the computer will make sure that all previous installations have finished, and that no remaining processes require a system restart before they can finish.
Note Restarting the computer will make sure that all previous installations have finished, and that no remaining processes require a system restart before they can finish.
Method 4: Run the System Update Readiness tool (CheckSur.exe)
Download
and run the System Update Readiness tool. This tool runs a one-time
scan for inconsistencies that may prevent future servicing operations.
For more information about how to download and run the CheckSur.exe
tool, see the following article in the Microsoft Knowledge Base:
Note After you run the tool, the CheckSur.log file is saved in the following location:
Fix Windows corruption errors by using the DISM or System Update Readiness tool (https://support.microsoft.com/kb/947821)
Try to install updates again.Note After you run the tool, the CheckSur.log file is saved in the following location:
%systemroot%\logs\cbs
Method 5: Run the System File Checker tool (SFC.exe)
To do this, follow these steps:
- Open an administrative Command Prompt window.
- At the command prompt, type sfc /scannow, and then press Enter.
- After the scan is finished, try to install updates again.
Method 6: Reset the content of the Catroot2 folder
To do this, follow these steps:
- Open an administrative Command Prompt window.
- Type the following commands, and press Enter after each command:
- net stop cryptsvc
- md %systemroot%\system32\catroot2.old
- xcopy %systemroot%\system32\catroot2 %systemroot%\system32\catroot2.old /s
- Delete all contents of the catroot2 folder, but do not delete the catroot2 folder.
- Type the following command, and then press Enter:net start cryptsvc
- Exit the Command Prompt window.
Method 7: Delete any incorrect registry values
Delete any incorrect values that may exist in the registry. To do this, follow these steps:
- Click Start, and then type regedit in the Start Search box.
- In the Programs list, click regedit.exe.
- Locate and then select the following registry subkey:HKEY_LOCAL_MACHINE\COMPONENTS
- Right-click COMPONENTS.
- Click Export.
- In the File Name box, type COMPONENTS.
- In the Save in box, click Desktop, click Save, and then save the file to your desktop.
- In the details pane, right-click PendingXmlIdentifier, and then click Delete. If this value does not exist, go to the next step.
- In the details pane, right-click NextQueueEntryIndex, and then click Delete. If this value does not exist, go to the next step.
- In the details pane, right-click AdvancedInstallersNeedResolving, and then click Delete. If the value does not exist, go to the next step.
- Restart the computer.
- Try to install the updates again.
Method 8: Register the Windows Update files
To do this, follow these steps:
- Open an administrative Command Prompt window.
- At the command prompt, type the following command:
REGSVR32 WUPS2.DLL /S REGSVR32 WUPS.DLL /S REGSVR32 WUAUENG.DLL /S REGSVR32 WUAPI.DLL /S REGSVR32 WUCLTUX.DLL /S REGSVR32 WUWEBV.DLL /S REGSVR32 JSCRIPT.DLL /S REGSVR32 MSXML3.DLL /S
- Try to install updates again.
Method 9: Make sure that your antivirus application does not scan certain files
Make sure that your antivirus application does not scan the files in the %windir% \SoftwareDistribution directory on any computer on which Windows Update Agent is installed.
For computers that are running Windows Server 2003, Microsoft Windows 2000, Windows XP, Windows Vista, or Windows Server 2008, do not scan the following files and folders.
Note These files are not at risk of infection. If you scan these files, serious performance problems may occur because some files may be locked. If a specific set of files is identified by name, exclude only those files instead of the whole folder. Sometimes, the whole folder must be excluded. Do not exclude any of these items based on the file name extension. For example, do not exclude all files that have a .dit extension. Microsoft has no control over other files that may use the same extensions as these files.
For computers that are running Windows Server 2003, Microsoft Windows 2000, Windows XP, Windows Vista, or Windows Server 2008, do not scan the following files and folders.
Note These files are not at risk of infection. If you scan these files, serious performance problems may occur because some files may be locked. If a specific set of files is identified by name, exclude only those files instead of the whole folder. Sometimes, the whole folder must be excluded. Do not exclude any of these items based on the file name extension. For example, do not exclude all files that have a .dit extension. Microsoft has no control over other files that may use the same extensions as these files.
- Files that are related to Microsoft Windows Update or to Automatic Update
- The Windows Update database file or the Automatic Update database file
Note This file (Datastore.edb) is located in the following directory:%windir%\SoftwareDistribution\Datastore - The transaction log files
Note These files are located in the following folder:%windir%\SoftwareDistribution\Datastore\Logs
- Edb*.log
Note The wildcard character indicates that there may be several files. - Res1.log
- Res2.log
- Edb.chk
- Tmp.edb
Method 10: Rename the SoftwareDistribution folder
To do this, follow these steps:
- Open an administrative Command Prompt window.
- Run the following commands, and press Enter after each command:
- Net stop wuauserv
- cd %systemroot%
- Ren SoftwareDistribution SoftwareDistribution.old
- Net start wuauserv
- Try to install updates again.
- Updates that are currently downloaded but that have not yet been installed have to be downloaded again by using Windows Update or Microsoft Update.
- When you delete the Software Distribution folder, your download history is removed.
- If you currently receive updates from Microsoft Update and from Windows Update, you will have to reselect this option from the Windows Update website.
Note
If the issue is resolved and you can successfully download and install
updates, you can safely delete the SoftwareDistribution.old folder to
recover disk space.
Method 11: Clear the BITS queue of any current jobs
To do this, follow these steps:
- Open an administrative Command Prompt window.
- At the command prompt, type the following commands, and press Enter after each command:
Net stop bits Net stop wuauserv Ipconfig /flushdns cd \documents and settings\all users\application data\microsoft\network\downloader Del qmgr0.dat Del qmgr1.dat Net start bits Net start wuauserv
- Try to install updates again.
Method 12: Rename Pending.xml
To do this, follow these steps:
- Open an administrative Command Prompt window.
- At the command prompt, type the following command:
takeown /f C:\Windows\winsxs\pending.xml
- Rename the c:\windows\winsxs\pending.xml path by using the following command:
Ren c:\windows\winsxs\pending.xml pending.old
Method 13: Run Chkdsk on the Windows partition
To do this, follow these steps:
- Open an administrative Command Prompt window.
- At the command prompt, type the following command:
Chkdsk volume: /f /r
Properties
Article ID: 2509997 - Last Review: 06/25/2015 21:29:00 - Revision: 8.0
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