C# Compiler Error – CS0453 the type ‘{2}’ must be a non-nullable va

In this blog post, you’ll learn more about the C# Compiler Error – CS0453 and the related message description

C# Compiler Error Code

CS0453

C# Compiler Description for the Code :CS0453

The type ‘{2}’ must be a non-nullable value type in order to use it as parameter ‘{1}’ in the generic type or method ‘{0}’