Failed to start Microsoft .NET Framework ngen v4.0.30319_x86 service:resulting in fast storage technology without automatic startup

.net runtime optimization service (clr_optimization_v2.0.50727_64)-tried to start a service that wasn "t the latest version of clr optimization service. will shutdown (glory69)

Xiaoxin:Fast storage technology should be a technology provided by Intel motherboards.If your .net framework 4 component fails to start,I suggest you reinstall this component,Failure to start is usually caused by damage to the component itself.

The steps to uninstall the reinstall components are as follows:

Step 1:Clear the previous ones.net framework 4 components

2. After downloading, decompress "dotnetfx_cleanup_tool.zip" and rename it to "cleanup_tool.exe". Double-click to run

3. Select "Yes" and "yes". A selection box will pop up.

4. In the "product to cleanup" tab,Select ".net framework-all versions (windows 7)"

5. Click "cleanup now".

6. While waiting for the words "product cleanup successed!", Restart your computer (it may take longer,Wait patiently)

Step 2:Manual installation.net framework 4

1. Manually download Microsoft Net Framework 4 from the following address and save it locally.

2. Install microsoft .net framework 4, restart the computer after installation.

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