Incorrect integrity when fetching from the cache

Question

When running yarn add --dev jest, I got error Incorrect integrity when fetching from the cache.

Full output:

Answer 1

Tried to upgrade yarn and it solved my problem. It may be due to the compatibility issue

yarn policies set-version

Will download the latest stable release

Reference : yarn docs https://yarnpkg.com/lang/en/docs/cli/policies/#toc-policies-set-version