Comment 3 for bug 803103

Same problem, and same traceback.

On Ubuntu 11.04 64bits, with Gnome Clasic

$ tibesti
2
oggmux name=mux ! filesink name=vidsave location=/tmp/tmp6Vlqgs ximagesrc name=videopipe display-name=:0 screen-num=0 use-damage=false startx=0 starty=0 endx=1360 endy=768 ! video/x-raw-rgb,framerate=15/1 ! videorate ! ffmpegcolorspace ! videoscale method=1 ! video/x-raw-yuv,width=1360,height=784,framerate=15/1 ! theoraenc quality=36 ! queue ! mux. adder name=inter ! audioconvert ! vorbisenc ! mux. pulsesrc device=.monitor name=audiopipe ! audioresample ! audioconvert ! inter. pulsesrc device= name=micpipe ! audioresample ! audioconvert ! inter.
Traceback (most recent call last):
  File "/usr/lib/pymodules/python2.7/tibesti/PipelineController.py", line 170, in record_toggle
    self.stop_recording()
  File "/usr/lib/pymodules/python2.7/tibesti/PipelineController.py", line 47, in stop_recording
    self.pipeline.stop_pipeline()
  File "/usr/lib/pymodules/python2.7/tibesti/Pipeline.py", line 90, in stop_pipeline
    self.mic_pipe.set_state(gst.STATE_NULL)
AttributeError: 'NoneType' object has no attribute 'set_state'
^CTraceback (most recent call last):
  File "/usr/bin/tibesti", line 215, in <module>
    gtk.main()