WebPage.NavigationError A specific error that caused a navigation to fail. Declarationenum NavigationError TopicsEnumeration CasesWebPage.NavigationError.failedProvisionalNavigation(_:)WebPage.NavigationError.invalidURLWebPage.NavigationError.pageClosedWebPage.NavigationError.webContentProcessTerminated RelationshipsConforms ToErrorSendableSendableMetatype See AlsoObserving navigation between webpagesWebPage.BackForwardListWebPage.NavigationEventnavigations