C# Compiler Error – CS8773 feature ‘{0}’ is not available in c# 9.0

In this blog post, you’ll learn more about the C# Compiler Error – CS8773 and the related message description

C# Compiler Error Code

CS8773

C# Compiler Description for the Code :CS8773

Feature ‘{0}’ is not available in C# 9.0. Please use language version {1} or greater.