Unexpected error: node-9.4.2.tgz not found

[tiffting]

Do you want to request a feature or report a bug?

Report a bug

What is the current behavior?

$ yarn
yarn install v1.7.0
$ node build-system/check-package-manager.js
Detected node version v8.11.3.
Detected yarn version 1.7.0. Installing packages...
[1/5] 🔍  Validating package.json...
[2/5] 🔍  Resolving packages...
[3/5] 🚚  Fetching packages...
error An unexpected error occurred: "https://registry.yarnpkg.com/@types/node/-/node-9.4.2.tgz: Request failed \"404 Not Found\"".
info If you think this is a bug, please open a bug report with the information provided in "/code/amphtml/yarn-error.log".
info Visit https://yarnpkg.com/en/docs/cli/install for documentation about this command.

yarn-error.log

If the current behavior is a bug, please provide the steps to reproduce.

Try to run yarn command.

What is the expected behavior?
Successfully fetch packages.

Please mention your node.js, yarn and operating system version.

• node v8.11.3
• yarn v1.7.0
• macOS 10.13.5

[GeorgeWL]

how is this resolved then?

[psyanite]

I have also encountered this error.

Looks like someone fixed this by removing yarn.lock #2738 (comment)

Removing yarn.lock has fixed it for me.