The error message CS0656 – Missing compiler required member ‘System.Runtime.CompilerServices.ExtensionAttribute’ in C# indicates that the compiler is unable to find the ExtensionAttribute class, which is required for extension methods. This….
The error message CS0021 – Cannot apply indexing with [] to an expression of type ‘xyz’ in C# indicates that you are trying to use the indexer operator [] on….
The error message CS0104 – ‘xyz’ is an ambiguous reference between ‘namespace1.xyz’ and ‘namespace2.xyz’ in C# indicates that the compiler cannot resolve a reference to ‘xyz’ because it exists in….
The error message CS0118 – ‘xyz’ is a namespace but is used like a type in C# indicates that you are trying to use a namespace as if it were….
The error message CS7034 – The given expression is not valid in C# typically occurs when you provide an invalid expression in a context where a valid expression is expected…..
The error message CS7036 – There is no argument given that corresponds to the required formal parameter ‘xyz’ in C# indicates that you are trying to call a constructor or….
The error message CS1501 – No overload for method ‘xyz’ takes ‘n’ arguments in C# indicates that you are trying to call a method ‘xyz’ with an incorrect number of….
The error message CS1061 – ‘xyz’ does not contain a definition for ‘abc’ and no accessible extension method ‘abc’ accepting a first argument of type ‘xyz’ could be found in….
The error message CS0165 – Use of unassigned local variable ‘xyz’ in C# indicates that you are trying to use a local variable before it has been assigned a value…..
The error message CS0120 – An object reference is required for the non-static field, method, or property ‘xyz’ in C# indicates that you are trying to access a non-static member….
