. NET Beginner's recommended course-ASP error code Daquan

Error CS0001 compiler Internal error
Error CS0003 Memory Overflow
Error CS0004 promoted to wrong warning
Error CS0005 compiler option should be followed by correct parameters
Error CS0006 Unable to find the dynamically linked metadata file
Error CS0007. Net Environment Initialization error
Error CS0008 reading metadata error from file
Error CS0009 cannot open metadata file
Error CS0010 namespace does not have the same name as a type
Error CS0011 referenced class could not find base class
Error CS0012 definition of reference type not found
Error CS0013 An unknown error occurred while saving metadata to a file
Error CS0014 cannot refer to file name
Error CS0015 type name is too long
Error CS0016 unable to output file
Error CS0017 output file has multiple entries
Error CS0019 binocular operator does not apply to the specified operand
Error CS0020 divisor is 0
Error CS0021 cannot use an index on a type expression
Error CS0022 wrong Multi-index
Error CS0023 The single operator does not apply to the specified operand
Error CS0024 Unable to open source file
Error CS0025 the standard library file could not be found
Error CS0026 invalid keyword used in static properties, methods, domain initialization
Error CS0027 Invalid keyword in current environment
Warning (level 4) The CS0028 function declares an entry ID with an error
No implicit conversions between error CS0029 types
Unable to convert between error CS0030 types
Error CS0031 constant value cannot be converted to a type value
Error CS0032 Unable to open the cumulative compilation file
Error CS0033 a disk I/O error while writing an incremental file
Error CS0034 The binocular operator exists for the specified operand ambiguity
Error CS0035 The single operator has a ambiguity for the specified operand
Error CS0036 output parameter cannot use [in] feature
Error CS0037 cannot assign a null value to a value type
Error CS0038 a non-static type member cannot be accessed by a nested type
Error CS0040 Debug initialization produces an error
Error CS0041 saving debug information error
Error CS0042 creating debug information File Error
Error CS0043 PDB file format error, file will be deleted and recompiled
Error CS0050 method return type access permission is less than method access
Error CS0051 method parameter type access permission is lower than method access
Error CS0052 access to domain type is less than domain access rights
Error CS0053 the access rights of the property type are lower than the access rights of the property
Error CS0054 the access rights of the index indicator return type are lower than the access rights of the index indicator
Error CS0055 access to index indicator parameter type is lower than the access permission for index indicator
Error CS0056 operator return type access permission is lower than operator access
Error CS0057 operator parameter type access permission is lower than operator access
Error CS0058 represents a type of access less than the delegate's access rights
Error CS0059 represents a type of access less than the delegate's access rights
Error CS0060 access permissions for base class are lower than derived classes
Error CS0061 the access rights of the parent interface are lower than the child interface access
Error CS0065 event property must have two accessors at a time
Error CS0066 event must be a representative type
The error CS0067 event has never been used in a declared class
Error CS0068 an event in the interface cannot have initialization
Error CS0069 an event in the interface cannot have accessors
Error CS0070 event cannot appear to the left of the operator "+ =" or "-="
Error CS0071 event display Interface execution body must follow the syntax format of the attribute
Error CS0075 you should use parentheses when casting negative numbers
Error CS0076 saved enumerator name cannot be used
Error CS0077 as operator must be used with reference type
Error CS0100 parameter name repetition
Error CS0101 namespace contains a type with the same name
Error CS0102 the definition of the indicator is already included in the class
Error CS0103 name does not exist in the class or namespace
Error CS0104 Reference exists ambiguity
Error CS0105 namespace use indicator has been present in the namespace
The error CS0106 modifier is not valid for the current project
Error CS0107 Multiple access modifiers
Warning (Level 1) The CS0108 member overrides the inherited member of the same name and should use the new modifier
Warning (level 4) The CS0109 member does not overwrite the inherited member with the same name and should not use the new modifier
Loop definition between error CS0110 constants
Error CS0111 a method with the same parameter type has been defined
Error CS0112 static member method cannot use the override, virtual, or abstract modifier
Error CS0113 overloaded member methods cannot use the new, virtual, or abstract modifiers
Warning (Level 2) The CS0114 method overrides the inherited method with the same name, and if you want to overload, use the override modifier, otherwise use the new modifier
Error CS0115 Unable to find a suitable method to overload
Error CS0116 namespace cannot directly contain members such as fields or methods
The function definition cannot be included in the error CS0117 type
Error CS0118 constructor name should refer to another constructor
Error CS0119 constructor name refers to a constructor that is not valid in the current environment
Error CS0120 non-static domain, method, and property members require an object reference
The call between the error CS0121 method exists ambiguity
Error CS0122 member cannot be accessed due to protection level
Error CS0123 method declaration does not match the type represented
Error CS0126 requires a convertible type
Error CS0127 a method with a return value of type void should use the return statement after the expression
Error CS0128 Local variables have been defined in the current scope
Error CS0131 the left side of the statement should be a variable, property, or index indicator
Error CS0132 Static constructor cannot have parameters
Error CS0133 the variable in the expression should be a constant
Error CS0134 cannot use full name in nested namespaces
Error CS0135 declarations conflict with each other
Error CS0136 the name of the local variable is not available in the current scope, the name already has other meanings
Error CS0138 namespaces use indicator only valid for namespaces
Error CS0139 break or continue statement does not jump out of range
Error CS0140 label repeat
Error CS0143 The constructor is not defined on the class
Error CS0144 cannot establish an instance of an abstract class or interface
Error CS0145 the constant field should be assigned a value
Error CS0146 the base class definition has a loop
Error CS0148 represents no valid constructor
Error CS0149 the method name should be used
Error CS0150 should use constant value
Error CS0151 should use integer type
Error CS0152 a label that already exists in the switch statement
Error CS0153 goto statement only valid in switch statement
Error CS0154 a property or index indicator cannot be used because of a missing read accessor
Error CS0155 the type of catch or throw should inherit from System.Exception
Error CS0156 Throw statement cannot be used outside the catch clause
Error CS0157 cannot leave the finally clause
Error CS0158 Another label is masked within the included range
Error CS0159 the label does not exist in the goto statement
Error CS0160 the previous catch clause has caught all the unexpected
Error CS0161 method Not all paths can return a value
Error CS0162 detection of code not executed
Error CS0163 control cannot transfer from one case statement to another case statement
Error CS0164 Tag not referenced
Error CS0165 may use a local variable that is not assigned
Error CS0167 means missing call method
Warning (level 3) the variable declared by CS0168 is not being used
Warning (level 3) CS0169 protected domain members are not being used
Error CS0170 may use an unassigned domain
Error CS0171 You should assign a value to the domain before the end of the constructor function
Error CS0172 the type of an expression cannot be determined by implicitly converting between types
Error CS0173 the type of the expression cannot be determined because there is no implicit conversion between types
Error CS0174 base reference requires a base class
Error CS0175 cannot use the base keyword here
Error CS0176 A static member cannot be accessed in an instance of the class, the type name should be used
Error CS0177 you need to assign a value to the output parameter before the method ends
Error CS0178 array initialization structure error
Error CS0179 external methods contain actuators
Error CS0180 member cannot be an external abstract at the same time
Error CS0181 unknown feature
Error CS0182 the feature parameter must be a constant, method, field, property, or class
Warning (Level 1) CS0183 expression always provides the type
Warning (Level 1) CS0184 expression always does not provide a type
The error CS0185 type is not the type of reference required in the lock statement
Error CS0186 cannot use NULL in the current environment
Error CS0187 operator does not define this type
Error CS0188 cannot use an instance until all domains are assigned a value
Error CS0190 _arglise constructor is only valid in methods that use variables
Error CS0191 cannot assign value to read-only domain
Error CS0192 read-only domain cannot be ref or out type
The error CS0193 or operator can be used only on pointers
Error CS0196 A pointer can only point to a value
Error CS0198 static read-only fields cannot be assigned
Error CS0199 static read-only domain cannot be ref and out type
Error CS0200 read-only properties, index indicator properties cannot be assigned
Error CS0201 cannot be used as a statement
Error CS0202 the call to Getenumerrator must return a class or struct
The error CS0203 method cannot be used as a variable
Error CS0204 the value range of local variable cannot exceed 65536
Error CS0205 cannot invoke the reform or properties of the base class
Error CS0206 attribute, Index indicator cannot be passed as ref or out type
Error CS0207 accessor cannot be declared unsafe
Error CS0208 cannot take address or length to controllable type
Error CS0209 The local variable declared in the fixed statement must be a pointer type
Error CS0210 must be initialized when declaring in a fixed statement
Error CS0211 cannot take an address to an expression
Error CS0212 cannot take address of non-fixed expression when initializing in fixed statement
Warning (Level 3) CS0213 does not need to use the fixed statement to take the address of a fixed type expression
Error CS0214 The pointer must be used in an unsafe environment
Error CS0215 True or false operator must be of type bool
The error CS0216 operator requires a defined operator to match
Error CS0217 the user custom operator must have the same return type as the parameter
Error CS0218 type must contain declaration of operator true and false
Warning (level 3) CS0219 variable is assigned but not used
Warning (Level 3) CS0220 compiler-time operator overflow in checked mode
Error CS0221 The constant value cannot be converted to a type (available unchecked syntax)
Error CS0223 null string case label not allowed
The error CS0224 method cannot have both paras parameters and varargs
Error CS0225 paras parameter must be a one-dimensional array
Error CS0227 unsafe compile to show non-manipulative code
Error CS0228 type does not contain a member definition or definition is unreachable
Error CS0229 definition blur among members
Error CS0230 foreach statement missing type and identifier
Error CS0231 params parameter table and-arglist parameter cannot have the following variables
Error CS0233 sizeof can only be used in unsafe mode
Error CS0234 class name or namespace name not defined
Error CS0235 representative cannot have-arglist
Error CS0236 domain initialization cannot reference a non-static domain, method, or property
Error CS0500 abstract class member cannot declare entity
Error CS0501 a non-abstract or external member function must declare an entity
The error CS0502 class is abstract and closed
Error CS0503 Abstract method cannot be marked as virtual
Error CS0504 constant variable cannot be marked as static
Error CS0505 member cannot overwrite inherited non-function member
The error CS0506 function cannot overwrite an inherited function because the function is not a virtual, abstract, or override property
Error CS0507 overriding inherited member function 2 o'clock, function 1 cannot change access adjuster
Error CS0508 function 1 overriding the inherited member function 2 o'clock cannot change the return type
Error CS0509 cannot inherit from the seal type
Error CS0513 abstract class contained in non-abstract class
Error CS0514 Static constructor cannot have external this pointer and base constructor call
Error CS0515 Static constructor does not allow access to the regulator
Error CS0516 constructor cannot call itself
Error CS0517 no base class can call the base class constructor
Error CS0518 undefined or introduce a predefined type
Error CS0519 name and pre-defined name space conflict
Error CS0520 name and pre-defined type conflict
Error CS0522 struct cannot call base class constructor
Error CS0523 struct members referencing each other form ring
Error CS0524 interface cannot declare type
Error CS0525 interface cannot contain domain
Error CS0526 interface cannot contain constructors
Error CS0527 interface type in table with non-interface type
Error CS0528 interface is already in the interface column
Error CS0529 interface inherits form ring
Error CS0531 interface member cannot have a definition
Error CS0533 derived class member hides inherited base class abstract members
Error CS0534 method does not perform inherited abstract methods
Error CS0535 class does not execute interface member
Error CS0536 class does not execute interface member, class member is static, non-public, or return type error
Error CS0538 the name in the external interface declaration is not an interface
Error CS0539 member in external interface declaration is not an interface member
Error CS0540 contains type does not execute interface
Error CS0541 external interfaces cannot be declared in classes and structs
Error CS0542 user custom member name cannot be the same as the containing type
Error CS0543 counter value is too large
Error CS0544 property cannot overwrite inherited non-property
The error CS0545 function cannot be overwritten because there are no overridden properties
Error CS0546 cannot be overwritten because no friend can overwrite the property
Error CS0547 property and indexer cannot have void type
Error CS0548 property and indexer must have at least one accessor
Error CS0549 function is a new member of the sealing class
Error CS0550 added an Access program that an interface member could not find
Error CS0551 external interface execution missing access program
Error CS0552 does not allow user to customize interface-related conversions
Error CS0553 does not allow users to customize conversions related to base classes
Error CS0554 does not allow users to customize conversions related to derived classes
Error CS0555 does not allow users to customize conversions between included types
Error CS0556 the user-defined conversion must be of the containing type as the source type or the target type
Duplicate user custom conversions cannot occur in the error CS0557 class
Error CS0558 user custom operator must be static or public
The return type and parameters of the error CS0559 + + and-operator must be of the containing type
Error CS0560 accessor cannot overwrite access program hidden by function 2
The error CS0561 function cannot overwrite a method produced by a specialized compiler
Error CS0562 the argument to the unary operator must be a containing type
Error CS0563 A parameter of the binary operator must be a containing type
Error CS0567 interface cannot contain operator
Error CS0568 struct cannot contain an external parameterless constructor
Error CS0569 method cannot overwrite non-method
Error CS0570 class references a type that is not supported by the language
The error CS0571 function cannot invoke the operation and accessor externally
Error CS0572 cannot reference a type through an expression, try Path-to-type
Error CS0573 cannot have domain initialization instance in struct
Error CS0574 destructor name must match class name
Error CS0575 only class types can have constructors
Error CS0576 Name System already has system alias
Error CS0577 Constructor, destructor, operator, and external interface execution Condictional property is invalid
Error CS0578 return type NULL function Condictionak property is invalid
Error CS0579 Property Repeat
Error CS0580 too many unnamed variables define properties
Error CS0581 This property does not apply to named variables
Error CS0582 invalid conditional property for interface member
Error CS0583 internal compile errors, create a failure report with the/bugreport option and submit it to the problem report handler
Error CS0584 internal compile fault; stage symbol
Error CS0585 internal compile fault; stage
Error CS0586 internal compile fault; stage
Error CS0587 internal compile fault; stage
Error CS0588 internal compile fault; Lex stage
Error CS0589 internal compile fault; parse phase
Error CS0590 user custom operator cannot return void type
Error CS0591 Variable property contains illegal value
Error CS0592 property assigned to the wrong type
Error CS0594 floating-point constant out of bounds
Error CS0595 The property can only be specified in the empty type
The error CS0596 GUID property must be specified with the ComImport property
Error CS0597 the attribute is missing an unnamed variable
Error CS0598 Invalid GUID feature parameter, the argument must be a constant string in the form of xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
Error CS0599 attribute belongs to illegal named variable
Error CS0601 The DllImport property must be specified in a static or external method
Warning (level 1) CS0602 deprecated using the old feature, use the new feature
The error CS0608 method cannot be marked as DllImport and sysnative at the same time
Error CS0609 cannot establish the same property in an indexer labeled override
Error CS0610 field cannot be system.typedreference type
Error CS0611 array element cannot be system.typedreference type
Error CS0612 member is obsolete
Error CS0614 cannot define user-defined conversions related to System.variant
Error CS0616 is not a property type
Error CS0617 attempting to access private member failed
Warning (Level 1) CS0618 member is void
Error CS0619 member is obsolete
Error CS0620 Indexer cannot have void type
Warning (Level 1) Error CS0621 abstract members and virtual members cannot be private
Error CS0622 cannot be initialized with an array initialization expression for a non-array type
Error CS0623 array initialization can only be used for initialization of fields or variables
Error CS0624 Returnshresult property can only be located in DllImport or in a method that is a member of COM standard interface
Error CS0625 The domain type instance marked with StructLayout must have Structoffset property
Error CS0626 external methods that do not have a tag dllimport or sysnative cannot be executed
Error CS0627 Non-sysnative property
Error CS0628 Seal class defines a new protected member
Error CS0629 The Conditional property cannot be used during interface execution
Error CS0630 Union stone block is a class or reference type
Error CS0631 Indexer cannot be a ref or out parameter
Error CS0632 A named property variable cannot be a read-only type
Error CS0633 the variable passed to the name attribute must be a valid identifier
Error CS0634 variable only valid for System.Interop.UnmanagedType.CustomMarshaller type
Error CS0635 System.Interop.UnmanagedType.CustomMarshaller need to name variables ComType and marshal
Error CS0636 Structoffset property can only be in a type marked with StructLayout
Error CS0637 static and constant domains do not allow Structlayoff properties
Error CS0638 global identifier not defined
Error CS0640 setting global property set is not allowed before generating collection
Error CS0641 This property is valid only in derived classes of System.Attribute
Warning (Level 3) CS0642 empty statements can cause errors
Error CS0643 attribute variable repeated naming
Error CS0644 class cannot inherit from base class
Error CS0645 identifier too long
Error CS0646 the type containing the index indicator cannot be specified System.Reflection.DefaultMemberAttribute
Error CS0647 Publishing Property error
Error CS0648 type not supported by language
Warning (Level 3) The CS0649 field is not assigned a value and will always use the default value
Error CS0650 array declarator syntax wrong
Error CS0651 syntax wrong, global attribute must be file scope
Error CS0652 constant out of bounds
Error CS0653 cannot apply abstract attribute class
Error CS0654 method Reference for the non-variable table
Error CS1001 requires identifier
Error CS1002 required ";"
Error CS1003 syntax error, missing character
Error CS1004 double modifier
Error CS1005 illegal indirect reference type
Error CS1007 property accessor has been defined
Error CS1008 missing Byte,sbyte,short,ushort,int,uint,long, or ulong type
Error CS1009 unrecognized out-of-order
Error CS1010 string not properly bound
Error CS1011 Word assigned value is empty
Error CS1012 multiple characters assigned value to the same character variable
Error CS1013 Invalid number
Error CS1014 missing get or set method
Error CS1015 requires an object, string, or class type
Error CS1016 attribute variable to be named
Error CS1017 Try statement already contains an empty catch block
Error CS1018 requires keyword this or base
Error CS1019 requires a unary operator that can be overloaded
Error CS1020 requires a binary operator that can be overloaded
Error CS1021 integer constant out of bounds
Error CS1022 missing class or namespace definition or end of file
Error CS1023 Inline statement cannot be a declaration or label statement
Error CS1024 requires preprocessor directives
Error CS1025 missing single-line comment or line end flag
Error CS1026 missing ")"
Error CS1027 missing #endif directive
Error CS1028 should not have preprocessor directives
Error CS1029 #error: text
Warning (Level 1) CS1030 #warning: Text
Error CS1031 missing type definition
Error CS1032 must have a # define or #undef preprocessor symbol at the beginning of the file
Error CS1033 compiler limit out of bounds: file cannot exceed maximum line limit
Error CS1034 compiler limit out of bounds: line cannot exceed maximum character limit
Error CS1035 find end of file tag, need "*/"
Error CS1036 missing ' (' or '. ')
Error CS1037 The overloaded operator is missing
Error CS1038 missing #endregion directive
Error CS1039 A string that cannot be terminated
Error CS1040 preprocessor directive must be at the first non-null character at the beginning of the line
Error CS1041 missing identifier
Error CS1042 keyword cannot contain uniform code escape order
Error CS1501 no overloads for methods with numeric type arguments
Error CS1502 the best overloaded method declaration contains invalid arguments
Error CS1503 Unable to type conversion of method parameters
Error CS1504 Unable to open source file
Error CS1505 compilation option missing file description
Error CS1506 output file is not in the Assembly directory
Error CS1507 Unable to link source file when building module
Error CS1508 The source identifier was used in the Assembly
Error CS1509 referenced file is not an assembly, swap option/add module
Error CS1510 ref or out type parameter must be a value
Error CS1511 keyword base is not valid in a static method
Error CS1512 keyword base is not valid in the current environment
Error CS1513 Missing "}"
Error CS1514 missing ' {'
Error CS1515 source file is included multiple times
Error CS1516 source file is specified multiple times
Error CS1517 Invalid processor expression
Error CS1518 missing class, delegate, enumeration, interface, struct, or union
Error CS1519 declaration using class, struct, or interface member is invalid
Error CS1520 method of class, struct, or interface should return value
Invalid base type for error CS1521
Warning (Level 1) CS1522 switch statement block is empty
Warning (Level 1) should have case or default keyword before CS1523 switch statement code
Error CS1524 missing case or finally
Error CS1525 expression contains invalid characters
Error CS1526 the type in the new expression should have "()" or "[]"
Error CS1527 the element of the namespace cannot be explicitly declared as private or protected
Error CS1528 missing ";" or "="
The error CS1529 using clause should precede the other elements of the namespace
Error CS1530 The new or unsafe keyword is not allowed for elements of a namespace
Error CS1532 property or index indicator property cannot overload one accessor at a time and overwrite another accessor
Error CS1533 representative cannot call directly
Error CS1534 two-element operator overload can have only two parameters
Error CS1535 unary operator overload can have only one parameter
Error CS1536 void parameter type is invalid
Error CS1537 alias use indicator has been present in the namespace
Error CS1538 cannot reference a type by a derived type that contains a class
Error CS1539 Illegal delimiter
Error CS1540 cannot access protected type member by full name
Error CS1541 option is invalid: The symbol cannot contain a directory
Error CS1542 ' dll ' cannot be added to the assembly, it already exists in another assembly, should use the/r option
Error CS1545 language does not support the type of property or index indicator property Reference, attempt to invoke read or write accessors directly
Error CS1546 language does not support the type of property or index indicator property Reference, try calling the accessor directly
Error CS1547 The Void keyword is not allowed in the current environment
Error CS1548 marking assembly with incorrect password
Error CS1549 Unable to find the appropriate password service
Error CS1551 index indicator should have at least one parameter
Error CS1552 when specifying an array type, "[]" should appear before the parameter name
Error CS1553 Illegal declaration, should use "modifier + parameter type + ..." format
Error CS1554 Illegal declaration, should use "type + operator + ..." format
Error CS1555 The main method in the program does not refer to the contained class
Error CS1556 the owner of the main method should be a valid class or struct
Error CS1557 the class containing the main method was not found in the first output file, but found in the second output file
There is no proper main method in the error CS1558 class
Error CS1559 the imported object cannot be used as the entry for the program
Error CS1560 #line指定的文件名太长
Error CS1562 Passive output: option/out should be specified
Error CS1563 output file does not have any source files
Error CS1565 specifying option conflicts: Win32res and Win32icon
Error CS1566 reading source file error
Error CS1567 An error occurred while generating the Win32 resource file
Error CS1569 generating XML document wrong
Warning (Level 1) CS1570 XML comment generates an XML document in an incorrect format
Error CS1571 XML comment parameter tag duplicates
Warning (Level 2) Error CS1572 cannot find the parameter tag contained in the XML comment
Warning (level 4) Error CS1573 XML comment contains a parameter tag that does not match the actual parameter
Warning (Level 1) Error CS1574 XML comment contains cref feature item not found
Error CS1575 An expression that allocates a stack should have "[]" after the type
Error CS1576 #line指示符后缺少指定的行数
Error CS1577 Assembly error
Error CS1578 missing file name, single line comment, or line end
Error CS1579 the type of the foreach statement declaration is undefined or inaccessible
Error CS1580 XML comment contains an invalid number of arguments in the CREF feature item
Error CS1581 XML comment contains an invalid return value in the CREF feature item
Error CS1583 file is not a valid Win32 resource file
The keyword for the error CS1585 member modifier should appear before the member type or name
Error CS1586 array level or array initialization should be created
Error CS1600 compile was interrupted by user
Error CS1900 warning level should be between 0~4
Error CS1901 specified option violation: 0 warning level, warning promoted to error
Error CS1904 invalid number of warnings
Error CS2000 Compiler initialization error
Error CS2001 source file not found
Error CS2002 source file specified multiple times
Error CS2003 response file contains multiple
Error CS2005 command-line option missing specified file
Error CS2006 command-line syntax error: The switch statement is missing text
Error CS2007 Unrecognized command-line options
Error CS2008 no specified input
Error CS2011 Unable to open response file
Error CS2012 Unable to open file for modification
Error CS2013 image base count is invalid
Error CS2014 old command-line options are obsolete, use the new
Error CS2015 file is not a source code file, but a binary file
Error CS2016 code page is invalid or not installed
Error CS2017 cannot use/main and/dll for the same output file
Error CS2018 cannot open message file "Cscmsgc.dll"
Error Cs2019/target Invalid target type, please indicate ' exe ', ' winexe ', ' Library ' or ' module '
Error CS2020 only the files that are output first can establish a target, not a ' module '
Error CS2021 file name is too long or invalid
Error CS3000 a method with variable arguments is not CLS-compliant
Error CS3001 parameter type is not CLS-compliant
Error CS3002 method return value is not CLS-compliant
Error CS3003 Variable type is not CLS-compliant
Error CS3004 mixed and decomposed Unicode characters are not CLS-compliant
Error CS3005 not CLS-compliant with case-insensitive indicator
Error CS3006 only ref and out different indicators are not CLS-compliant
Error CS3008 indicator is not CLS-compliant
Error CS3009 base type or interface is not CLS-compliant
Error CS3010 CLS-compliant interfaces cannot have non-CLS-compliant members
Error CS3011 a non-CLS-compliant member cannot be abstract
Error CS3012 CLS-compliant properties cannot be specified in the module
Error CS3013 The module added is not CLS-compliant or lacks CLS-compliant features
Error CS3014 member cannot be marked CLS-compliant because the assembly is not marked as CLS-compliant
Error CS3015 method feature parameter for array type is not CLS-compliant
Error CS5000 unknown compiler error
Warning (Level 1) The CS5001 program output file does not contain a defined entry

Reprinted from: http://www.aspnetjia.com/Cont-173.html

. NET Beginner's recommended course-ASP error code Daquan