TypeScript Compiler Errors

Diagnostic codes emitted by the TypeScript compiler (tsc). Each code is prefixed with TS followed by a number.

82 codes

• TS1002 Unterminated String Literal
• TS1003 Identifier Expected
• TS1005 Token Expected
• TS1054 Constructor Accessor Not Allowed
• TS1128 Declaration or Statement Expected
• TS1161 Unterminated Regular Expression
• TS1192 No Default Export
• TS1238 Abstract Override Not Implemented
• TS1343 Import Assertion Not Permitted
• TS2304 Cannot Find Name
• TS2305 Module Has No Exported Member
• TS2307 Cannot Find Module
• TS2314 Generic Type Requires Type Arguments
• TS2322 Type Not Assignable
• TS2339 Property Does Not Exist
• TS2341 Private Property Inaccessible
• TS2345 Argument Type Not Assignable
• TS2349 Not Callable
• TS2351 Not a Constructor
• TS2355 Function Missing Return Statement
• TS2362 Left Operand Not Number or Any
• TS2363 Right Operand Not Number or Any
• TS2365 Operator Not Applied to Types
• TS2366 Function Lacks Return Statement
• TS2375 Duplicate Identifier with Different Type
• TS2378 Getter Must Return Value
• TS2380 Getter and Setter Must Agree
• TS2395 Individual Declarations Must Be All Ambient
• TS2403 Subsequent Variable Declarations Must Have Same Type
• TS2416 Property Not Compatible with Base Type
• TS2420 Class Incorrectly Implements Interface
• TS2430 Interface Cannot Extend Class
• TS2440 Import Cannot Be Named
• TS2448 Variable Used Before Assignment
• TS2451 Cannot Redeclare Block-Scoped Variable
• TS2454 Variable Used Before Being Assigned
• TS2456 Type Alias Circularly References Itself
• TS2461 Type Not an Array Type
• TS2488 Type Not Iterable
• TS2531 Object Is Possibly Null
• TS2532 Object Is Possibly Undefined
• TS2533 Object Is Possibly Null or Undefined
• TS2540 Cannot Assign to Read-Only Property
• TS2542 Index Signature Read-Only
• TS2551 Property Does Not Exist, Did You Mean
• TS2554 Wrong Number of Arguments
• TS2556 Spread Argument Not Assignable
• TS2559 Type Has No Properties in Common
• TS2564 Property Not Definitely Assigned
• TS2571 Object Is of Type Unknown
• TS2578 Unused @ts-expect-error
• TS2580 Cannot Find Global Name
• TS2590 Expression Produces Union Too Complex
• TS2602 JSX Factory Not Found
• TS2604 JSX Element Missing Attributes
• TS2606 JSX Element Not Constructor
• TS2614 Module Has No Exported Member, Did You Mean
• TS2683 this Implicitly Has Type any
• TS2693 Type Used as Value
• TS2769 No Overload Matches Call
• TS2774 Condition Always True
• TS2775 Condition Always False
• TS4022 Top-Level await Not Permitted
• TS4023 Exported Variable Has Unexported Type
• TS4055 Return Type Has Unexported Name
• TS4114 Override Modifier Required
• TS5023 Unknown Compiler Option
• TS5025 Cannot Find tsconfig
• TS5055 Cannot Overwrite Input File
• TS5082 Cannot Use Bundler Module Resolution Without moduleResolution
• TS6133 Declared But Never Read
• TS6142 Module Resolved to Non-TypeScript File
• TS6196 Declared But Its Value Never Read
• TS7006 Parameter Implicitly Has any Type
• TS7015 Element Implicitly Has any Type (index)
• TS7016 Could Not Find Declaration File for Module
• TS7017 Element Implicitly Has any Type (no index signature)
• TS7019 Rest Parameter Implicitly Has any Type
• TS7022 Variable Implicitly Has any Type
• TS7031 Binding Element Implicitly Has any Type
• TS7034 Variable Implicitly Has any in Some Locations
• TS7053 Element Implicitly Has any Type (expression)