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Publishing ASP.NET Core: An error occurred while starting the application

Have you seen this error?
An error occurred while starting the application.
.NET Core <version> | Microsoft.AspNetCore.Hosting <version> | Microsoft Windows <version> | Need help?

It looks like this in your browser:

Besides that one hint, that the error is while starting, it’s not very descriptive, right?

Althouth there many things that could go wrong and the proper way is to actually troubleshoot the error, I end up googling about this for over an hour! In my search I found numerous articles but it turned out that for me the solution was simple!
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