Public bug reported: I clean flashed my Nexus 4 with r303, I was watcing the unity8.log when I tried to open GMail and it crashed. Below is what was written to the log starting at the time it crashed.
WARNING: QApplication was not created in the main() thread. unity::action::ActionManager::ActionManager(QObject*): Could not determine application identifier. HUD will not work properly. Provide your application identifier in $APP_ID environment variable. file:///usr/lib/arm-linux-gnueabihf/qt5/qml/Ubuntu/Components/Tabs.qml:335: TypeError: Cannot call method 'indexOf' of undefined QQmlExpression: Expression file:///usr/share/unity8/Hud/Hud.qml:431:36 depends on non-NOTIFYable properties: HudClient::results QQmlExpression: Expression file:///usr/share/unity8/Hud/Hud.qml:342:32 depends on non-NOTIFYable properties: HudClient::toolBarModel file:///usr/share/unity8/Shell.qml:628:5: QML Binding: Binding loop detected for property "target" (process:13660): GLib-GIO-CRITICAL **: g_bus_watch_name: assertion 'g_dbus_is_name (name)' failed file:///usr/share/unity8/Hud/HudParametrizedActionsPage.qml:138:5: QML Item: Binding loop detected for property "width" file:///usr/share/unity8/Stages/PhoneStage.qml:51: TypeError: Cannot read property 'screenshot' of null (process:13660): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed file:///usr/lib/arm-linux-gnueabihf/qt5/qml/Ubuntu/Components/MainView.qml:198:5: QML StyledItem: Binding loop detected for property "style" file:///usr/share/unity8/Shell.qml:646:18: Unable to assign [undefined] to bool callbacks 0xae5605f9 0xae5605a5 creating surface at (0, 0) with size (768, 1280) with title 'Qml Phone Shell' (process:13660): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed (process:13660): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed (process:13660): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed (process:13660): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed file:///usr/lib/arm-linux-gnueabihf/qt5/qml/Ubuntu/Components/Themes/Ambiance/TabBarStyle.qml:303: TypeError: Property 'select' of object QQuickRepeater(0xa7b3eb98) is not a function QQmlContext: Cannot set context object on invalid context. QQmlComponent: Cannot create a component in an invalid context Detectable autorepeat not supported. file:///usr/share/unity8/Panel/MenuContent.qml:88:21: QML Loader: Binding loop detected for property "indexActive" file:///usr/share/unity8/Panel/MenuContent.qml:88:21: QML Loader: Binding loop detected for property "indexActive" file:///usr/share/unity8/Panel/MenuContent.qml:88:21: QML Loader: Binding loop detected for property "indexActive" file:///usr/share/unity8/Panel/MenuContent.qml:88:21: QML Loader: Binding loop detected for property "indexActive" file:///usr/share/unity8/Panel/MenuContent.qml:88:21: QML Loader: Binding loop detected for property "indexActive" file:///usr/share/unity8/Panel/MenuContent.qml:88:21: QML Loader: Binding loop detected for property "indexActive" file:///usr/share/unity8/Panel/MenuContent.qml:88:21: QML Loader: Binding loop detected for property "indexActive" ** (process:13660): WARNING **: Unable to register app: GDBus.Error:org.freedesktop.DBus.Error.InvalidArgs: Invalid application ID ** Affects: unity8 (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1312344 Title: Unity 8 crash on application launch To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity8/+bug/1312344/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs