November 2016 - Holger's Blog

Holger's Blog

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Identify ASP.Net Core startup errors

Maybe you know this great and informative error message "An error occurred while starting the application." from asp.net core when there was an exception during the startup. To identify and understand what happened, you must extend the Main...

Published Wed, Nov 30 2016 4:31 PM by Holger Vetter

Filed under: ASP.NET, Core.Net
How to identify Swagger errors

Last week I had the problem that Swagger wasn't working. It just showed an HttpStatusCode 500 and in Visual Studio there wasn't any exception. To identify the error I had to activate the 'DeveloperExceptionPage' in the Configure method...

Published Fri, Nov 18 2016 2:40 PM by Holger Vetter
ASP.NET Core returns StatusCode:500

I ported an MVC WEB API project to ASP.NET Core and now the Service just returned StatusCode: 500 every time I called it. Visual Studio doesn't give me any information or Exception to indicate what happened. To find the error I disabled "Enable...

Published Thu, Nov 10 2016 1:56 PM by Holger Vetter

Filed under: ASP.NET, Core.Net

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