WinFix: .Net Framework 4.5.1 – Install Error 0xC8000222 on Windows 7

Installing .Net Framework 4.5.1 on Windows 7 causes error 0xC8000222.

This error code may be caused by the corruption in Windows Updates datastore.

.Net Framework 4.5.1 Supported OS:

• Windows Vista / Windows Server 2008 (SP2)
• Windows 7 / Windows Server 2008 R2 (SP1)
• Windows 8 / Windows Server 2012

.Net Framework Downloads:

• Microsoft .NET Framework 4.5.1 (Offline Installer)

Solutions:

1. Open services, stop BITS (Background Intelligent Transfer Service) and Windows Update services
2. Open windows explorer and navigate to C:\Windows\SoftwareDistribution
3. You can either rename C:\Windows\SoftwareDistribution to C:\Windows\SoftwareDistribution.OLD or you can delete all files and folder under C:\Windows\SoftwareDistribution
4. Go back to services, just turn on Windows Update services
5. Run .Net Framework installation again

Q&A:

1. Although NF 4.5.1 requires W7 SP1, it can still be installed in W7 RTM