TS2732
TypeScriptERRORNotableTypeHIGH confidence

Cannot find module 'X'. Consider using '--resolveJsonModule' to import module...

Production Risk

Build will fail; resolve before shipping.

What this means

A type-checking error (TS2732): Cannot find module 'X'. Consider using '--resolveJsonModule' to import module with '.json' extension.. This diagnostic is emitted by the TypeScript compiler when cannot find module 'X'. Consider using '--resolveJsonModule' to import module with '.json' extension..

Why it happens
  1. 1The module path is incorrect or the package is not installed
  2. 2Missing @types/* declaration package
How to reproduce

TypeScript compiler reports TS2732 during type checking.

trigger — this will error
trigger — this will error
// Triggers TS2732
// Cannot find module 'X'. Consider using '--resolveJsonModule' to import module with '.json' extension.

expected output

error TS2732: Cannot find module 'X'. Consider using '--resolveJsonModule' to import module with '.json' extension.

Fix

Install the package and its type declarations

WHEN When a module cannot be found

Install the package and its type declarations
npm install my-package
npm install --save-dev @types/my-package

Why this works

TypeScript resolves modules via node_modules; @types/* packages provide type declarations.

Sources
Official documentation ↗

TypeScript Compiler Diagnostics

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