Error after deploying asp.net core app to azure

Question

After deploying my asp.net core app to azure for the first time and ran it, I got the following error:

Error. An error occurred while processing your requ

Answer 1

Just so it's clear - still something that comes up in ASP.NET Core 2.0 - and as @Techy stated - is in Azure. Go to Azure, click on your Web App –> "Applications Settings" –> go down to the “App Settings” section and add the “ASPNETCORE_ENVIRONMENT” and “Development”