error 2114: The Server service is not started

Suddenly, my share folder didn’t share files so I go to:
Computer Management > Shared folders > Shares , but i receive this error message:

The following error occurred while reading the
list of shares for Windows clients:
Error 2114: The Server service is not started.

To fix it, try start  go to Administrative Tools > Services > Server, then click Start Service to start it.