Tag: C# Errors
C# Compiler Error – CS0841 cannot use local variable ‘{0}’ before i
In this blog post, you’ll learn more about the C# Compiler Error – CS0841 and the related message description C# Compiler Error Code CS0841 C# Compiler Description for the Code :CS0841 Cannot use local variable ‘{0}’ before it is declared
C# Compiler Error – CS8661 cannot specify ‘readonly’ modifiers on b
In this blog post, you’ll learn more about the C# Compiler Error – CS8661 and the related message description C# Compiler Error Code CS8661 C# Compiler Description for the Code :CS8661 Cannot specify ‘readonly’ modifiers on both accessors of property or indexer ‘{0}’. Instead, put a ‘readonly’ modifier on the property itself.
C# Compiler Error – CS8782 relational patterns may not be used for
In this blog post, you’ll learn more about the C# Compiler Error – CS8782 and the related message description C# Compiler Error Code CS8782 C# Compiler Description for the Code :CS8782 Relational patterns may not be used for a floating-point NaN.
C# Compiler Error – CS1722 base class ‘{0}’ must come before any in
In this blog post, you’ll learn more about the C# Compiler Error – CS1722 and the related message description C# Compiler Error Code CS1722 C# Compiler Description for the Code :CS1722 Base class ‘{0}’ must come before any interfaces
C# Compiler Error – CS0039 cannot convert type ‘{0}’ to ‘{1}’ via a
In this blog post, you’ll learn more about the C# Compiler Error – CS0039 and the related message description C# Compiler Error Code CS0039 C# Compiler Description for the Code :CS0039 Cannot convert type ‘{0}’ to ‘{1}’ via a reference conversion, boxing conversion, unboxing conversion, wrapping conversion, or null type conversion
C# Compiler Error – CS8117 invalid operand for pattern match; value
In this blog post, you’ll learn more about the C# Compiler Error – CS8117 and the related message description C# Compiler Error Code CS8117 C# Compiler Description for the Code :CS8117 Invalid operand for pattern match; value required, but found ‘{0}’.
C# Compiler Error – CS1767 interface ‘{0}’ has an invalid source in
In this blog post, you’ll learn more about the C# Compiler Error – CS1767 and the related message description C# Compiler Error Code CS1767 C# Compiler Description for the Code :CS1767 Interface ‘{0}’ has an invalid source interface which is required to embed event ‘{1}’.
C# Compiler Error – CS1667 attribute ‘{0}’ is not valid on property
In this blog post, you’ll learn more about the C# Compiler Error – CS1667 and the related message description C# Compiler Error Code CS1667 C# Compiler Description for the Code :CS1667 Attribute ‘{0}’ is not valid on property or event accessors. It is only valid on ‘{1}’ declarations.
C# Compiler Error – CS0623 array initializers can only be used in a
In this blog post, you’ll learn more about the C# Compiler Error – CS0623 and the related message description C# Compiler Error Code CS0623 C# Compiler Description for the Code :CS0623 Array initializers can only be used in a variable or field initializer. Try using a new expression instead.
C# Compiler Error – CS1671 a namespace declaration cannot have modi
In this blog post, you’ll learn more about the C# Compiler Error – CS1671 and the related message description C# Compiler Error Code CS1671 C# Compiler Description for the Code :CS1671 A namespace declaration cannot have modifiers or attributes
C# Compiler Error – CS2011 error opening response file ‘{0}’
In this blog post, you’ll learn more about the C# Compiler Error – CS2011 and the related message description C# Compiler Error Code CS2011 C# Compiler Description for the Code :CS2011 Error opening response file ‘{0}’
C# Compiler Error – CS1528 expected ; or = (cannot specify construc
In this blog post, you’ll learn more about the C# Compiler Error – CS1528 and the related message description C# Compiler Error Code CS1528 C# Compiler Description for the Code :CS1528 Expected ; or = (cannot specify constructor arguments in declaration)
C# Compiler Warning – CS0414 the field ‘{0}’ is assigned but its valu
In this blog post, you’ll learn more about the C# Compiler Warning – CS0414 and the related message description C# Compiler Warning Code CS0414 C# Compiler Description for the Code :CS0414 The field ‘{0}’ is assigned but its value is never used
C# Compiler Error – CS0439 an extern alias declaration must precede
In this blog post, you’ll learn more about the C# Compiler Error – CS0439 and the related message description C# Compiler Error Code CS0439 C# Compiler Description for the Code :CS0439 An extern alias declaration must precede all other elements defined in the namespace
C# Compiler Error – CS1770 a value of type ‘{0}’ cannot be used as
In this blog post, you’ll learn more about the C# Compiler Error – CS1770 and the related message description C# Compiler Error Code CS1770 C# Compiler Description for the Code :CS1770 A value of type ‘{0}’ cannot be used as default parameter for nullable parameter ‘{1}’ because ‘{0}’ is not a simple type
C# Compiler Warning – CS8610 nullability of reference types in type o
In this blog post, you’ll learn more about the C# Compiler Warning – CS8610 and the related message description C# Compiler Warning Code CS8610 C# Compiler Description for the Code :CS8610 Nullability of reference types in type of parameter ‘{0}’ doesn’t match overridden member.
C# Compiler Error – CS1949 the contextual keyword ‘var’ cannot be u
In this blog post, you’ll learn more about the C# Compiler Error – CS1949 and the related message description C# Compiler Error Code CS1949 C# Compiler Description for the Code :CS1949 The contextual keyword ‘var’ cannot be used in a range variable declaration
C# Compiler Error – CS8309 cannot compile net modules when using /r
In this blog post, you’ll learn more about the C# Compiler Error – CS8309 and the related message description C# Compiler Error Code CS8309 C# Compiler Description for the Code :CS8309 Cannot compile net modules when using /refout or /refonly.
C# Compiler Error – CS8870 ‘{0}’ cannot be sealed because containin
In this blog post, you’ll learn more about the C# Compiler Error – CS8870 and the related message description C# Compiler Error Code CS8870 C# Compiler Description for the Code :CS8870 ‘{0}’ cannot be sealed because containing record is not sealed.
C# Compiler Warning – CS1927 ignoring /win32manifest for module becau
In this blog post, you’ll learn more about the C# Compiler Warning – CS1927 and the related message description C# Compiler Warning Code CS1927 C# Compiler Description for the Code :CS1927 Ignoring /win32manifest for module because it only applies to assemblies