HTTP Error 500.21-internal Server error solution

Beef Brisket News Release system to the last release of the time, to open the ISS function, the release of their own step-by-step site, but in the end of the continuous error, is not released, the previous error is due to the process of the release of the error, slowly to the code error (the problem of the error page in the configuration file), finally. NET Framework Installation Incomplete error, I was really drunk!!!

Here I'm just introducing the solution for HTTP error 500.21-internal Server error, which is due to an incomplete error in the. NET Framework v4.0 installation. The errors page is as follows.

Solution Solutions

1, in the beginning → program → accessories → command prompt (right click, select Run as Administrator mode) enter the following code

%windir%\microsoft.net\framework\v4.0.30319\aspnet_regiis.exe-i(if you are afraid to lose the wrong, you can paste, in the doc paste cannot use shortcut keys, to use the mouse)

2.

Fix the. NET Framework

   Start, All Programs, Microsoft Visual Studio, Visual Studio Tools, VS2012 x64 compatible tools command prompt,   enter the following commands successively :c\windows\microsoft.net\framework64\v4.0.30319\setupcache carriage return setup.exe/repair/x86    /x64/ia64/ Norestart Enter the   . Net Framework Repair Boot interface appears, select Repair. Once it's repaired, restarting IIS will be OK.     repair with tools: Here I just provide the repair tool download link, you can fix it with tools! http://www.bkill.com/download/31841.html     Emperor not bear, finally fix! Can be published successfully, if we have access to the LAN, the Windows Firewall can be shut down so that it can be accessed on another computer. 

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HTTP Error 500.21-internal Server error solution