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I have created a C# web application project and added one new project "Class Library. In the class library, I am trying to add "ADO.NET Entity Data Model" but I am getting below snap error.

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What is reason behind it. I am using visual studio 2019.

1 Answers1

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On which .Net Version did you create your web application project?

You need to create your project on a .Net version that is compatible to your added lib.

Piepe
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