The issue can be caused by a damaged .NET Framework component. At this time, let's refer to the following steps to troubleshoot this issue:
Step 1: Download Microsoft Windows Installer Cleanup utility
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1. Visit:
http://download.microsoft.com/download/E/9/D/E9D80355-7AB4-45B8-80E8-983A48D5E1BD/msicuu2.exe
2. Save the file to your computer.
3. Install this tool on your computer.
Step 2: Remove .NET Framework 1.1
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1. Click Start -> (All) Programs->Windows Installer Clean Up.
2. See if you can find .Net Framework 1.1 software. If so, remove them.
3. Restart the computer and see if the problem still exists.
For more information, please refer to:
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Title: Description of the Windows Installer Cleanup Utility
Link:
http://support.microsoft.com/default.aspx?scid=kb;en-us;290301
However, if you encounter a problem when trying to uninstall .NET Framework 1.1, we can also refer to the following Knowledge Base article to uninstall it manually.
http://support.microsoft.com/?id=320112
After that, please restart the computer and perform the following suggestions to reinstall .NET Framework 1.1 and the updates for it.
Step 3: Install .NET Framework 1.1 Redistributable Package and .NET Framework 1.1 SP1
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1. Please download the Microsoft .NET Framework Version 1.1 Redistributable Package from the following link and save it to the C drive (C:\)
Microsoft .NET Framework Version 1.1 Redistributable Package
http://download.microsoft.com/download/a/a/c/aac39226-8825-44ce-90e3-bf8203e74006/dotnetfx.exe
Microsoft .NET Framework 1.1 Service Pack 1
http://download.microsoft.com/downl...-bdb8-c4e00af5b94b/NDP1.1sp1-KB867460-X86.exe
Security Update for Microsoft .NET Framework, Version 1.1 Service Pack 1 (KB886903)
http://download.windowsupdate.com/m...86903-X86_71e9691c7ac7576dd00edc308378146.exe
2. When the File Download window appears, please click the Save button, and follow the directions to save it to Windows. After downloading the Microsoft .NET Framework 1.1 setup file onto your computer, please double-click the .NET Framework files to manually install them one by one.
If an error is encountered when installing .NET Framework 1.1, we can also refer to the following Microsoft Knowledge Base article to troubleshoot this issue:
How to troubleshoot Microsoft .NET Framework 1.1 installation issues
http://support.microsoft.com/?id=824643