An update is available from Microsoft. Install this update to prevent this issue when you install future updates for the .NET Framework 4.
Notes- This update does not address product or update installations that might have already been affected. If you think that an installation of another product or update may have been affected by this issue, then you should repair the other product or update by using the Add-Remove Programs item in Control Panel. If that does not resolve the issue, you may have to completely remove and then reinstall the other product or update to resolve the issue.
- This update resolves the issue only when it occurs in the context of installing updates to the .NET Framework 4. This update does not resolve the issue when it occurs during the installation of the .NET Framework 4 product. If you encounter this issue during the installation of the .NET Framework 4, refer to the "Workaround" section for more information about how to resolve the issue.
Download information
The following file is available for download from the Microsoft Download Center:
Download the package now.For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.
Prerequisites
To install this update, you must have Windows Installer 3.1 or a later version installed on the computer. To obtain the latest version of Windows Installer, visit the following Microsoft website:
Command-line switches for this update
For information about the various command-line switches that are supported by this update, see the following document:
For more information about Windows Installer, visit the Windows Installer MSDN website
Restart requirement
You do not have to restart the system after you install this update.
Update removal information
To remove this security update, use the
Add or Remove Programs item in Control Panel.
Update replacement information
This update does not replace a previously released update.
File information
The global version of this update uses a Microsoft Windows Installer package to install the update. The dates and the times for these files are listed in Coordinated Universal Time (UTC) in the following table. When you view the file information, the date 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.
Microsoft .NET Framework 4, 32-bit edition
| File name | File version | File size | Date | Time |
|---|
| Setup.exe | 10.0.30319.396 | 78,152 | 25-Nov-2010 | 12:24 |
| SetupEngine.dll | 10.0.30319.396 | 809,304 | 25-Nov-2010 | 12:24 |
| SetupUi.dll | 10.0.30319.396 | 295,248 | 25-Nov-2010 | 12:24 |
Microsoft .NET Framework 4, 64-bit edition
| File name | File version | File size | Date | Time |
|---|
| Setup.exe | 10.0.30319.396 | 78,152 | 25-Nov-2010 | 12:24 |
| SetupEngine.dll | 10.0.30319.396 | 809,304 | 25-Nov-2010 | 12:24 |
| SetupUi.dll | 10.0.30319.396 | 295,248 | 25-Nov-2010 | 12:24 |
Microsoft .NET Framework 4, IA-64-bit edition
| File name | File version | File size | Date | Time |
|---|
| Setup.exe | 10.0.30319.396 | 78,152 | 25-Nov-2010 | 12:24 |
| SetupEngine.dll | 10.0.30319.396 | 809,304 | 25-Nov-2010 | 12:24 |
| SetupUi.dll | 10.0.30319.396 | 295,248 | 25-Nov-2010 | 12:24 |