![Removing IIS Modules Results in 500.19 Internal Server Error · Issue #6198 · dotnet/aspnetcore · GitHub Removing IIS Modules Results in 500.19 Internal Server Error · Issue #6198 · dotnet/aspnetcore · GitHub](https://user-images.githubusercontent.com/2270364/50559276-22ac2400-0ced-11e9-8f0b-8d750e8499bd.png)
Removing IIS Modules Results in 500.19 Internal Server Error · Issue #6198 · dotnet/aspnetcore · GitHub
![umbraco 722 http error 50019 internal server error iis not iis express - Installing umbraco - our.umbraco.com umbraco 722 http error 50019 internal server error iis not iis express - Installing umbraco - our.umbraco.com](https://our.umbraco.com/media/upload/1807324d-31a1-4222-a158-0ba1e3cedfb7/IISError.jpg)
umbraco 722 http error 50019 internal server error iis not iis express - Installing umbraco - our.umbraco.com
![How to Resolve HTTP Error 500.19 - Internal Server Error on Internet Information Services (IIS) - YouTube How to Resolve HTTP Error 500.19 - Internal Server Error on Internet Information Services (IIS) - YouTube](https://i.ytimg.com/vi/Fvl8aDapSSo/sddefault.jpg?v=62acc4ee)
How to Resolve HTTP Error 500.19 - Internal Server Error on Internet Information Services (IIS) - YouTube
![Getting HTTP Error 500.19 - Internal Server Error when trying to access old ASP classic web site on Windows 2016 Server - Microsoft Q&A Getting HTTP Error 500.19 - Internal Server Error when trying to access old ASP classic web site on Windows 2016 Server - Microsoft Q&A](https://learn-attachment.microsoft.com/api/attachments/99208-http-error.jpg?platform=QnA)
Getting HTTP Error 500.19 - Internal Server Error when trying to access old ASP classic web site on Windows 2016 Server - Microsoft Q&A
![iis 7.5 - HTTP Error 500.19 - Internal Server Error The requested page cannot be accessed because the related configuration data for the page is invalid - Stack Overflow iis 7.5 - HTTP Error 500.19 - Internal Server Error The requested page cannot be accessed because the related configuration data for the page is invalid - Stack Overflow](https://i.stack.imgur.com/afSXo.png)
iis 7.5 - HTTP Error 500.19 - Internal Server Error The requested page cannot be accessed because the related configuration data for the page is invalid - Stack Overflow
![An error occurred...500.19 - Internal Server Error ... 0x800700b7 ... There is a duplicate 'system.web.extensions/scripting/scriptResourceHandler' section defined" when launching Controller (10.2.1 or earlier) caused by using .NET 4.0 An error occurred...500.19 - Internal Server Error ... 0x800700b7 ... There is a duplicate 'system.web.extensions/scripting/scriptResourceHandler' section defined" when launching Controller (10.2.1 or earlier) caused by using .NET 4.0](https://www.ibm.com/support/pages/system/files/support/swg/cogtech.nsf/0/cb04a590891702a085257c5f003362a8/Symptom/3.486C.gif)
An error occurred...500.19 - Internal Server Error ... 0x800700b7 ... There is a duplicate 'system.web.extensions/scripting/scriptResourceHandler' section defined" when launching Controller (10.2.1 or earlier) caused by using .NET 4.0
![HTTP Error 500.19 - The requested page cannot be accessed because the related configuration data for the page is invalid | Appeon HTTP Error 500.19 - The requested page cannot be accessed because the related configuration data for the page is invalid | Appeon](https://www.appeon.com/sites/default/files/pictures/knowledgebase/20140909/1.png)
HTTP Error 500.19 - The requested page cannot be accessed because the related configuration data for the page is invalid | Appeon
![CMon 19.8 installed with IIS shows 'HTTP Error 500.19 - Internal Server Error, and Error Code 0x80070021', on load in web browser – NovaBACKUP Support CMon 19.8 installed with IIS shows 'HTTP Error 500.19 - Internal Server Error, and Error Code 0x80070021', on load in web browser – NovaBACKUP Support](https://support.novabackup.com/hc/article_attachments/4419356639633/mceclip4.png)