Page not found (404)

Request Method: GET
Request URL: http://www.mgl.org.il/en/lesson/%25D7%259B%25D7%2599-%25D7%25AA%25D7%25A6%25D7%2590/
Raised by: mezzanine.pages.views.page

You're seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.