SQL Server 2012 Installation errors: Error while enabling Windows feature:netfx3, error Code: 2146498298

When I recently installed SQL Server 2012, I encountered an error: Error while enabling Windows feature:netfx3, Error Code:-2146498298. It was supposed to be a smooth ride with SQL Server 2012 on Windows 2012. Here is a description of the problem and a solution.

1. Installation Environment

Os:windows Data Center version

Sql:sql Server Enterprise

2. Fault description

3, fault resolution

The problem is that the. NET Framework 3.5. NET 4.0 is not installed, and you need to install. NET 3.5? Sweat, should be kept compatible only good Ah! The following is the installation of. NET 3.5

Select Next, select the server you want to install, as follows

Select Next, go to the function module, tick the. NET Framework 3.5, select Specify an alternate source path, specify the location of the installation file, for example.

Installation Complete

If you continue to install SQL Server, the following error occurs. You can re-install the installation interface again or fix it directly by repairing it automatically.

Action Required:
Use the following information to resolve the error, and then try the setup process again.

Feature Failure Reason:
An error occurred for a dependency of the feature causing the setup process for the feature to fail.

Error Details:
§error installing Microsoft. NET Framework 3.5
Error while enabling Windows FEATURE:NETFX3, error Code: -2146498298, please try enabling Windows Feature:netfx3 fro M Windows management tools and then run Setup again. For more information about to enable Windows features, see http://go.microsoft.com/fwlink/?linkid=227143
Error code:0x85940001
Visit http://go.microsoft.com/fwlink? linkid=20476&prodname=microsoft+sql+server&evtsrc=setup.rll&evtid=50000&prodver=11.0.5058.0 &evttype=0x681d636f%401428%401&evttype=0x681d636f%401428%401 to get help on troubleshooting.

SQL Server 2012 Installation errors: Error while enabling Windows feature:netfx3, error Code: 2146498298