How to fix the "This project is configured to use Yarn" error on pnpm install
The "This project is configured to use Yarn" error happens in
pnpm install when you have a field in your
package.json file that specifies Yarn as the package manager.
package.json field may have come about when you ran a
yarn set version ... command, for example,
yarn set version stable to set up Yarn Berry, or
yarn set version berry to migrate from Yarn v1 to Yarn Berry.
Fix "This project is configured to use Yarn" error
To fix the this
pnpm install usage error, simply remove the
"packageManager" field from
Once you do that,
pnpm install will run properly.
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