What to do if the dashboard is empty/blank screen?

What to do if the dashboard is empty/blank screen?

A dashboard is a way of displaying various types of visual data in one place. Usually, a dashboard is intended to convey different, but related information in an easy-to-digest formA dashboard is a visual representation of data that provides a consolidated view of key information and metrics

In People central each and every module have its own dash board.

In case, the dashboard is empty then try to log out and re-login.