.Net Framework repair error

Question

Hi,

I got an error for .NET framework while updating windows. I went through all the forum tricks & tools but no success.

I am not programmer but a very basic user so understanding some of the messages was hard. Anyways I ampasting the error message here:

OS Version = 6.1.7601, SP = 1.0, Platform 2, Service Pack 1

OS Description = Win7 - x64 Service Pack 1

MSI = 5.0.7601.23446

Windows version = amd64_windowsfoundation_31bf3856ad364e35_6.1.7601.17514_none_615fdfe2a739474c.manifest

Windows servicing = 6.1.7601.23505

CommandLine = "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.6.01055\Setup.exe" /repair /x86 /x64

TimeZone = Eastern Standard Time

Initial LCID = 1033

Using Simultaneous Download and Install mechanism

Operation: Repairing

Package Name = Microsoft .NET Framework 4.6.1 Setup

Package Version = 4.6.01055

User Experience Data Collection Policy: AlwaysUploaded

Number of applicable items: 4

Exe (C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.6.01055\SetupUtility.exe) succeeded.

Exe Log File: dd_SetupUtility.txt

MSI (C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.6.01055\netfx_Full_x64.msi) repair operation failed. Msi Log: Microsoft .NET Framework 4.6.1 Setup_20161202_121223167-MSI_netfx_Full_x64.msi.txt

MSI (C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.6.01055\netfx_Full_x64.msi) repair operation failed. Msi Log: Microsoft .NET Framework 4.6.1 Setup_20161202_121223167-MSI_netfx_Full_x64.msi.txt

Final Result: Installation failed with error code: (0x80070643), "Fatal error during installation. " (Elapsed time: 0 00:00:51).

If anybody Can help

Answer 1

HI Yogesh,

To better address your concern, you may refer to the support link below:

• .NET Framework update installation error: "0x80070643" or "0x643."

Let us know how it goes.

Best regards.