EC
TS2741
TypeScriptERRORNotableTypeHIGH confidence

Property 'X' is missing in type 'X' but required in type 'X'.

Production Risk

Build will fail; resolve before shipping.

What this means

A type-checking error (TS2741): Property 'X' is missing in type 'X' but required in type 'X'.. This diagnostic is emitted by the TypeScript compiler when property 'X' is missing in type 'X' but required in type 'X'..

Why it happens
  1. 1The object literal is missing one or more required properties
  2. 2The type definition requires properties that were not provided
How to reproduce

TypeScript compiler reports TS2741 during type checking.

trigger — this will error
trigger — this will error
// Triggers TS2741
// Property 'X' is missing in type 'X' but required in type 'X'.

expected output

error TS2741: Property 'X' is missing in type 'X' but required in type 'X'.

Fix

Add the missing required properties

WHEN When an object literal is missing properties

Add the missing required properties
// Add all required properties
const obj: MyType = {
  requiredProp: 'value',  // add missing props
  otherProp: 42,
};

Why this works

TypeScript requires all non-optional properties to be present in object literals.

Sources
Official documentation ↗

TypeScript Compiler Diagnostics

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