Bug can be reproduced by running the qml code below, clicking the 'next' button, and then clicking the back button in the header:
import QtQuick 2.4 import Ubuntu.Components 1.2 MainView { width: units.gu(40) height: units.gu(60) Component.onCompleted: pageStack.push(page1) PageStack { id: pageStack } Page { id: page1 title: "one" Button { anchors.centerIn: parent text: "next" onClicked: pageStack.push(page2) } } Page { id: page2 title: "two" visible: false head.backAction: Action { iconName: "back" onTriggered: pageStack.pop() } } } -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-ui-toolkit in Ubuntu. https://bugs.launchpad.net/bugs/1495408 Title: Black square in header Status in Canonical System Image: Confirmed Status in ubuntu-ui-toolkit package in Ubuntu: Confirmed Bug description: current build number: 122 device name: krillin channel: ubuntu-touch/rc-proposed/bq-aquaris.en Same on latest arale There is a black square in the header in several applications (address-book, messaging, dialler, cf screenshots) To display the black square: - dialler: open 'Recent calls' - messaging: tap on a message and go back - contact: tap on a contact To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-devices-system-image/+bug/1495408/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp