Turbopack Error: Next.js package not found

[kazi331]

Turbopack version: v15.4.3-4-g9bf932c0c
Next.js version: 0.0.0

Error message:

Next.js package not found

Debug info:
- Execution of get_entrypoints_with_issues_operation failed
- Execution of EntrypointsOperation::new failed
- Execution of Project::entrypoints failed
- Execution of AppProject::routes failed
- Execution of directory_tree_to_entrypoints_internal failed
- Execution of directory_tree_to_loader_tree failed
- Execution of get_next_package failed
- Next.js package not found

[SametDulger]

The error message "Next.js package not found" typically means that Turbopack can't locate the Next.js installation in your project.

Here are some steps to help troubleshoot and resolve this issue:

1. Check Next.js Installation
   Make sure Next.js is installed correctly in your project dependencies. You can verify this by running:

npm ls next

or

yarn list next

If Next.js is missing, add it with:

npm install next

or

yarn add next

2. Verify package.json and Node Modules

Sometimes your node_modules folder or package-lock.json/yarn.lock can become corrupted. Try deleting node_modules and reinstalling:

rm -rf node_modules package-lock.json yarn.lock
npm install

or

rm -rf node_modules package-lock.json yarn.lock
yarn install

3. Check Turbopack Version Compatibility

Ensure your Turbopack version is compatible with your Next.js version. Using mismatched versions might cause resolution errors.

4. Project Structure

Make sure your project root is set correctly and you run Turbopack commands from the directory where package.json and next.config.js live.

5. Clear Build Cache

Sometimes build caches cause issues. Clear .next folder and any caches and try again.

If these steps don't fix the issue, please provide:

• Your Next.js version (npm list next or yarn list next)

• Your Turbopack version

• Your project structure (a screenshot or list of files)

• The exact command you are running

Hope this helps! Let me know if you need further assistance.