After you upgrade a computer to Microsoft Windows XP with Service Pack 2 (SP2), you try to install an ActiveX control. Or, you complete the Microsoft Windows Genuine Advantage (WGA) validation process. However, you receive the following error message:
This problem occurs because the Background Intelligent Transfer Service (BITS) 2.0 client sends implicit credentials to the proxy server. This causes the proxy server to return a random status code. Therefore, the client computer cannot download updates from the Microsoft Windows Update Web site.
A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.
If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix. Note
If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site: Note
The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.
To apply this hotfix, you must have Windows XP Service Pack 2 installed.
You do not have to restart the computer after you apply this hotfix.
Hotfix replacement information
This hotfix does not replace any other hotfixes.
The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone
tab in the Date and Time
item in Control Panel.
Collapse this tableExpand this table
|File name||File version||File size||Date||Time||Platform|
Hotfix installation information
After you apply this hotfix, you must delete the softwaredistribution folder to enable the hotfix. To delete the softwaredistribution folder, type the following commands at a command prompt. Press ENTER after each command.
- %windir%\system32\net.exe stop wuauserv
- cd /d %windir%
- rd /s softwaredistribution
- cd system32
- regsvr32 wuapi.dll
- regsvr32 wuaueng1.dll
- regsvr32 wuaueng.dll
- regsvr32 wucltui.dll
- regsvr32 wups.dll
- net.exe start wuauserv
Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall the operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.
To work around this problem, change the value of the lmcompatibilitylevel registry entry to 0 or to 1. To do this, follow these steps.Note
The default value of this registry entry is 2 or a greater value.
- Click Start, click Run, type Regedit, and then click OK.
- Locate and then click the following registry subkey:
- In the details pane, double-click the lmcompatibilitylevel registry entry.
- In the Value data box, type 1 or 0, depending on your environment. Then, click OK.
- Exit Registry Editor, and then restart the computer.
For more information about the LMCompatibility security option setting, see table 4.6 in the following Microsoft Web site:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about the terms that are used to describe software updates, click the following article number to view the article in the Microsoft Knowledge Base:
Description of the standard terminology that is used to describe Microsoft software updates