Software⏱️ 2 min read📅 2026-05-29

How to Fix: Inexplicable npm Error with @mui and x-date-pickers

npm error with @mui and x-date-pickers

Quick Answer: Try updating @mui/material to a version compatible with @mui/x-date-pickers (e.g., 5.15.14 or 6.0.0) by running npm install @mui/material@^5.15.14 or ^6.0.0

The error you're experiencing with npm and @mui/material@7.3.4 is often caused by a mismatch between the version of @mui/material and its peer dependency, @mui/x-date-pickers@7.27.3. When you deleted the node_modules folder and package-lock.json, npm was unable to resolve the dependencies correctly.

🛑 Root Causes of the Error

  • Insufficient peer dependency information in package.json.
  • Inconsistent version numbers between @mui/material and its dependencies.

🔧 Proven Troubleshooting Steps

Method 1: Update Peer Dependencies

  1. Step 1: Open your package.json file and update the peer dependency of @mui/x-date-pickers to a compatible version.

Method 2: Update Material UI Version

  1. Step 1: Run the command npm install @mui/material@latest to update the version of @mui/material.

✨ Wrapping Up

By following these steps, you should be able to resolve the npm error and successfully install @mui/material@7.3.4 in your project.

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❓ Frequently Asked Questions