** Also affects: thumbnailer (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1363314
Title:
App fails to launch on up-to-date utopic desktop
Status in Dropping Letters:
Confirmed
Status in Music application for Ubuntu devices:
Confirmed
Status in Thumbnail generator for all kinds of files:
New
Status in Clock application for Ubuntu devices:
Confirmed
Status in “thumbnailer” package in Ubuntu:
New
Bug description:
Seems for a few days some of the core apps which use qtmultimedia now
fail to start on the desktop with output like this:-
⟫ qmlscene music-app.qml
unity::action::ActionManager::ActionManager(QObject*):
Could not determine application identifier. HUD will not work
properly.
Provide your application identifier in $APP_ID environment variable.
(qmlscene:25234): GLib-GObject-WARNING **: cannot register existing
type 'GstFormat'
(qmlscene:25234): GLib-CRITICAL **: g_once_init_leave: assertion
'result != 0' failed
(qmlscene:25234): GLib-GObject-WARNING **: cannot retrieve class for
invalid (unclassed) type '<invalid>'
(qmlscene:25234): GLib-GObject-WARNING **: cannot register existing
type 'GstQuery'
(qmlscene:25234): GLib-CRITICAL **: g_once_init_leave: assertion
'result != 0' failed
(qmlscene:25234): GLib-GObject-WARNING **: cannot retrieve class for
invalid (unclassed) type '<invalid>'
(qmlscene:25234): GLib-GObject-WARNING **: cannot register existing
type 'GstObject'
(qmlscene:25234): GLib-CRITICAL **: g_once_init_leave: assertion
'result != 0' failed
(qmlscene:25234): GLib-GObject-WARNING **: cannot retrieve class for
invalid (unclassed) type '<invalid>'
Attached is the strace output as foo.txt
A simple sample app which reproduces the issue can be seen at
https://code.launchpad.net/~andrew-hayzen/+junk/test-mediaplayer-app
Also affected include core apps which use Audio {} such as Clock and
Dropping Letters.
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https://bugs.launchpad.net/dropping-letters/+bug/1363314/+subscriptions
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