Tag: C# Errors

C# Compiler Error – CS1977 cannot use a lambda expression as an arg

In this blog post, you’ll learn more about the C# Compiler Error – CS1977 and the related message description C# Compiler Error Code CS1977 C# Compiler Description for the Code :CS1977 Cannot use a lambda expression as an argument to a dynamically dispatched operation without first casting it to a delegate or expression tree type.

C# Compiler Error – CS1110 cannot define a new extension method bec

In this blog post, you’ll learn more about the C# Compiler Error – CS1110 and the related message description C# Compiler Error Code CS1110 C# Compiler Description for the Code :CS1110 Cannot define a new extension method because the compiler required type ‘{0}’ cannot be found. Are you missing a reference to System.Core.dll?

C# Compiler Error – CS1921 the best overloaded method match for ‘{0

In this blog post, you’ll learn more about the C# Compiler Error – CS1921 and the related message description C# Compiler Error Code CS1921 C# Compiler Description for the Code :CS1921 The best overloaded method match for ‘{0}’ has wrong signature for the initializer element. The initializable Add must be an accessible instance method.

C# Compiler Warning – CS1058 a previous catch clause already catches

In this blog post, you’ll learn more about the C# Compiler Warning – CS1058 and the related message description C# Compiler Warning Code CS1058 C# Compiler Description for the Code :CS1058 A previous catch clause already catches all exceptions. All non-exceptions thrown will be wrapped in a System.Runtime.CompilerServices.RuntimeWrappedException.

C# Compiler Warning – CS8509 the switch expression does not handle al

In this blog post, you’ll learn more about the C# Compiler Warning – CS8509 and the related message description C# Compiler Warning Code CS8509 C# Compiler Description for the Code :CS8509 The switch expression does not handle all possible values of its input type (it is not exhaustive). For example, the pattern ‘{0}’ is not covered.