Jokosher crashes on play

[Stefan Haslinger]

Loadung a porject containing an audio file and click an play results in an error.
Debug info starts with:

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Filling LADSPA Registry
  0 LADSPA effects loaded
 Reading in presets...
 ...done.
Cannot find "gconfaudiosink" plugin, disabling: "gconfaudiosink"
Cannot find "directsoundsink" plugin, disabling: "directsoundsink"
Cannot find "osxaudiosink" plugin, disabling: "osxaudiosink"
Cannot find "gconfaudiosrc" plugin, disabling: "gconfaudiosrc"
Cannot find "dshowaudiosrc" plugin, disabling: "dshowaudiosrc"
Cannot find "osxaudiosrc" plugin, disabling: "osxaudiosrc"
Loading extensions:
 importing extension jokosher-dbus.py
 importing extension Fullscreen.py
 importing extension GNOMEAudioProfiles.py
 importing extensions from directory /usr/share/jokosher/extensions
Pidgin Extension: Couldn't connect to the pidgin dbus interface. Is pidgin running?
 cannot register extension PidginExtension-0.1-py2.7
 importing extensions from directory /home/stefan/.local/share/jokosher/extensions
Attempting to open: /home/stefan/INFORMATOM/Projekte/Podcast/Signation/signation/signation.jokosher
Using custom pipeline for audio sink: autoaudiosink
added project playback bin to the pipeline
added adder0 to project playbackbin
added levelcaps to project playbackbin
added audioconvert0 to project playbackbin
added MasterLevel to project playbackbin
added bin0 to project playbackbin
Loading project file version 0.11.1
LOG COMMAND: ('P', 'DeleteInstrument', [0]) from 43876504
LOG COMMAND: ('P', 'ResurrectInstrument', [0]) from 43876576
LOG COMMAND: ('P', 'DeleteInstrument', [1]) from 43876648
LOG COMMAND: ('I1', 'DeleteEvent', [2]) from 43876648
added instrument playbackbin to adder playbackbin 1
linked instrument playbackbin to adder (project)
create file source
Event 2 : no fade points to use
create file source
creating SingleDecodeBin
file uri is: file:///home/stefan/INFORMATOM/Projekte/Podcast/Signation/signation/audio/Martinibomb_-_fab_cushion_2.mp3
setting event properties:
  media-start = 0
  media-duration = 206785291666
  caps = audio/x-raw-int; audio/x-raw-float
  priority = 2
  start = 0
  duration = 206785291666
added instrument playbackbin to adder playbackbin 0
linked instrument playbackbin to adder (project)
unlinked instrument playbackbin from adder
removed instrument playbackbin from project playbackbin
play() in Project.py
current state: GST_STATE_NULL
Preparing the controller
FADE POINT: time(0.00) vol(0.99)
FADE POINT: time(206.79) vol(0.99)
Set extra zero fade point
just set state to PAUSED

at least 50 times
--- snip ---
STATE CHANGED
-- status: GST_STATE_CHANGE_ASYNC
-- pending: GST_STATE_PAUSED
-- new: GST_STATE_READY
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and then

---snip ---
Gstreamer bus error: GStreamer hat einen allgemeinen Datenstromfehler festgestellt. gstbaseparse.c(2890): gst_base_parse_loop (): /GstPipeline:timeline/GstBin:playbackbin/GstBin:Instrument_1/GnlComposition:gnlcomposition0/GnlSource:Event_2/Jokosher+elements+singledecodebin+SingleDecodeBin:jokosher+elements+singledecodebin+singledecodebin0/GstMpegAudioParse:mpegaudioparse0:
streaming stopped, reason not-linked
Domain: gst-stream-error-quark, Code: 1
Message: GStreamer hat einen allgemeinen Datenstromfehler festgestellt.
Dumped pipeline to DOT file: jokosher-pipeline-signation
Command to render DOT file: dot -Tsvg -o pipeline.svg <file>
---snip---