Navigates to the most recent entry in the back navigation history, or throws an exception if no entry exists in back navigation.
Assembly: System.Windows.Controls.Navigation (in System.Windows.Controls.Navigation.dll)
There are no entries in the back navigation history.
Before calling the method, check the value of the CanGoBack property to determine if an entry exists in the back navigation history.
The following example shows buttons within a Silverlight page that allow forward and back navigation. The page uses the NavigationService property of the Page class to access the navigation service used by the hosting frame.
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.