EC
TS17008
TypeScriptERRORNotableTypeHIGH confidence

JSX element 'X' has no corresponding closing tag.

Production Risk

Build will fail; resolve before shipping.

What this means

A TypeScript diagnostic (TS17008): JSX element 'X' has no corresponding closing tag.. This diagnostic is emitted by the TypeScript compiler when jSX element 'X' has no corresponding closing tag..

Why it happens
  1. 1JSX syntax used without enabling '--jsx' compiler option
  2. 2Missing React or JSX runtime import
How to reproduce

TypeScript compiler reports TS17008 during type checking.

trigger — this will error
trigger — this will error
// Triggers TS17008
// JSX element 'X' has no corresponding closing tag.

expected output

error TS17008: JSX element 'X' has no corresponding closing tag.

Fix

Enable JSX in tsconfig.json

WHEN Using JSX syntax in TypeScript files

Enable JSX in tsconfig.json
// tsconfig.json
{
  "compilerOptions": {
    "jsx": "react-jsx"  // or "react", "preserve", etc.
  }
}

Why this works

The '--jsx' option tells TypeScript how to transform JSX; choose 'react-jsx' for React 17+ or 'react' for older versions.

Sources
Official documentation ↗

TypeScript Compiler Diagnostics

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