visual studio code - VSCODE ExpandoObject not working in C# project

Question

While building a code with ExpandoObject in Visual Studio Code I get an error :

The type or namespace name 'ExpandoObject' could not be found (are you missing a using directive or an assembly reference?)

What should I do in order to compile the code?

question from:https://stackoverflow.com/questions/65644881/vscode-expandoobject-not-working-in-c-sharp-project

Answer 1

Waitting for answers