Description of the security update for the .NET Framework 1.1 Service Pack 1 for Windows Vista and Windows Server 2008: July 10, 2007

Microsoft has released security bulletin MS07-040. The security bulletin contains all the relevant information about the security update for the programs that are listed in the "Applies to" section. This information includes file manifest information and deployment options. To view the complete security bulletin, visit one of the following Microsoft Web sites:

• Home users:
  http://www.microsoft.com/protect/computer/updates/bulletins/200707.mspx
• IT professionals:
  http://www.microsoft.com/technet/security/bulletin/ms07-040.mspx

Update removal information

To remove this update, use the "Add or Remove Programs" item in Control Panel.

Prerequisites

To install this security update, you must have Microsoft Windows Installer 3.1 installed on your computer. To obtain the latest Windows Installer for your computer, visit the following Microsoft Web site:

Known issues

• For more information about installation issues that may occur when you install the security update together with the Microsoft .NET Framework 1.1, click the following article numbers to view the articles in the Microsoft Knowledge Base:
  934711 Error message when you restart the computer after you uninstall a security update for the .NET Framework 1.1: "This application has requested the Runtime to terminate in an unusual way"
  934712 Warning message when you try to install a .NET Framework 1.0 or a .NET Framework 1.1 security update on a Windows Vista-based computer: "An unidentified program wants access to your computer"
  939160 The file version is rolled back to the version that was installed by the last service pack when you remove some security updates for the .NET Framework 1.1 or for the .NET Framework 1.0
  940332 Error message when you install an update for the .NET Framework 1.1 or for the .NET Framework 1.0: "The upgrade patch cannot be installed by the Windows Installer service"
• For more information about installation issues that may occur when you install the security update together with the Microsoft .NET Framework 2.0, click the following article number to view the article in the Microsoft Knowledge Base:
  923100 When you try to install an update for the .NET Framework 1.0, 1.1, or 2.0, you may receive Windows Update error code "0x643" or Windows Installer error code "1603"