Angular 9 – The target entry-point has missing dependencies

ERROR in The target entry-point "primeng" has missing dependencies: - chart.js

ERROR in The target entry-point "primeng" has missing dependencies: - quill

ERROR in The target entry-point "primeng" has missing dependencies: - @fullcalendar/core


npm install --save chart.js
npm install --save quill
npm install --save @fullcalendar/core