Summary:
If productivity settings are missing under "Projects" in all the permissions of Web TimeSheet then it is possible that billing information has not been enabled in system preferences.

Resolution:

To enable Use billing information?:

  • Click on the Administration tab in the top menu.
  • Click on System Preferences under System in the side menu.
  • Scroll down to Usage section.
  • Enable Use billing information
  • Scroll down to the bottom and click on the Save button.