C# Compiler Errors

C# Error CS1688 – Cannot convert anonymous method block without a parameter list to delegate type ‘{0}’ because it has...

C# Error CS1725 – Friend assembly reference ‘{0}’ is invalid. InternalsVisibleTo declarations cannot have a version, culture, public key token,...

C# Error CS1997 – Since ‘{0}’ is an async method that returns ‘Task’, a return keyword must not be followed...

C# Compiler Error CS0198 – Fields of static readonly field ‘name’ cannot be assigned to (except in a static constructor...

C# Compiler Error CS0128 – A local variable named ‘variable’ is already defined in this scope Reason for the Error...

C# Error CS1065 – Default values are not valid in this context. Reason for the Error & Solution Default values...

C# Error CS0756 – A partial method may not have multiple defining declarations Reason for the Error & Solution A...

C# Error CS1947 – Range variable ‘{0}’ cannot be assigned to — it is read only Reason for the Error...

C# Compiler Error CS0276 – ‘property/indexer’: accessibility modifiers on accessors may only be used if the property or indexer has...

C# Compiler Error CS0249 – Do not override object.Finalize. Instead, provide a destructor. Reason for the Error You’ll receive this...

C# Error CS8162 – Members of readonly field ‘{0}’ cannot be returned by writable reference Reason for the Error &...

C# Error CS0754 – A partial method may not explicitly implement an interface method Reason for the Error & Solution...

C# Compiler Error CS0590 – User-defined operators cannot return void Reason for the Error You will get this error in...

C# Compiler Error CS0106 – The modifier ‘modifier’ is not valid for this item Reason for the Error You will...

C# Error CS0582 – The Conditional attribute is not valid on interface members Reason for the Error & Solution The...

C# Error CS0757 – A partial method may not have multiple implementing declarations Reason for the Error & Solution A...

C# Error CS0747 – Invalid initializer member declarator Reason for the Error & Solution Invalid initializer member declarator. An object...

In this post, you’ll learn all the C# compiler error and warnings from the code CS3001 to CS4000. C# Compiler...

C# Error CS0722 – ‘{0}’: static types cannot be used as return types Reason for the Error & Solution ‘type’:...

C# Compiler Error CS0177 – The out parameter ‘parameter’ must be assigned to before control leaves the current method Reason...