Here we come to the end, where we learned how to fix ‘HTTP Error 500.31 – Failed to load ASP.NET Core runtime’. And that’s how you can get rid of the error.

You just have to give permission to the folder of the site. This small fix can help you solve the exception that the compilation of code throws.

This is the best solution you can try to handle the exception you get after compiling the code. Along with that, you also need to install additional runtime support for IIS. Download the Hosting BundleĪnother solution to fix the ‘HTTP Error 500.31’ is to download the Hosting Bundle for IIS. You can install the one that you want according to your operating system. You can use Microsoft’s official website to download it. When you are using ASP.Net Core App, you should install the ASP.Net Core Runtime in the system you are using to run the IIS application. Let’s check out how to solve the error Install ASP.NET Core Runtime

The other possible reason for this error is that there is no hosting bundle set. The error warning you are getting is because the app pool doesn’t permit you to access the folder of the site. To fix the issue, you need to look at the ways in the next section Fix the Error Warning This is how you land up in the error warning. The specified version of or was not found.Ĭheck the system event log for error messagesĮnable logging the application process' stdout messagesĪttach a debugger to the application process and inspect 'HTTP Error 500.31 - Failed to load ASP.NET Core runtime