Error when installing plugin

[Piliponful]

Error invoking remote method 'installPlugin': Error: Yarn error warning package.json: No license field
warning package-lock.json found. Your project contains lock files generated by tools other than Yarn. It is advised not to mix package managers in order to avoid resolution inconsistencies caused by unsynchronized lock files. To clear this warning, remove package-lock.json.
warning No license field
warning " > [email protected]" has unmet peer dependency "react@>=16.8.0".
warning " > [email protected]" has unmet peer dependency "react-dom@>=16.8.0".
warning No license field