Fix an Error: HTTP Error 500.31 - Failed to load ASP.NET Core runtime【15 USD 1 Day】

Job ID: 39678684

Budget: $10 – $30 USD

The web app is ASP.NET Core + React (ClientApp inside the solution)

The app was working fine 4 years ago.
Today I tried to run it from Visual Studio, but it occured this error.

You have to work remotely on my computer via 【AnyDesk】. No other options.
Related categories: ASP.NET React.js .NET Core