Bug description

Using latest version (1.22.10) and workspaces, when typing yarn add package in any workspace, it throws the following error:

error An unexpected error occurred: "expected workspace package to exist for \"eslint\"".

Setting yarn policies to 1.19.0 solved the problem.

Command

 yarn policies set-version 1.19.0

Environment

• Yarn version: 1.22.10 (now 1.19.0)
• Node version: 12.18.4
• Platform: linux x64