Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1292903504 (LWP 4141)]
0xb7edadfe in _gst_parse_yylex () from /usr/lib/libgstreamer-0.10.so.0
(gdb) bt full
#0  0xb7edadfe in _gst_parse_yylex () from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#1  0xb7edd248 in _gst_parse__yyparse () from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#2  0xb7edfd36 in _gst_parse_launch () from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#3  0xb7ed3d48 in gst_parse_launch () from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#4  0xb7ec634b in gst_parse_bin_from_description ()
   from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#5  0xb648e79c in gst_gconf_render_bin_from_key ()
   from /usr/lib/gstreamer-0.10/libgstgconfelements.so
No symbol table info available.
#6  0xb648ea85 in gst_gconf_get_default_audio_sink ()
   from /usr/lib/gstreamer-0.10/libgstgconfelements.so
No symbol table info available.
#7  0xb648bc5b in gst_gconf_audio_sink_get_type ()
   from /usr/lib/gstreamer-0.10/libgstgconfelements.so
No symbol table info available.
#8  0xb648c1c5 in gst_gconf_audio_sink_get_type ()
   from /usr/lib/gstreamer-0.10/libgstgconfelements.so
No symbol table info available.
#9  0xb7e9320a in gst_element_continue_state ()
   from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#10 0xb7e96297 in gst_element_release_request_pad ()
   from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#11 0xb7e92383 in gst_element_set_state () from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#12 0xb7e879b2 in gst_bin_add () from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#13 0xb7e9320a in gst_element_continue_state ()
   from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#14 0xb7e96297 in gst_element_release_request_pad ()
   from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#15 0xb7e92383 in gst_element_set_state () from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#16 0xb642c8f9 in ?? () from /usr/lib/gstreamer-0.10/libgstplaybin.so
No symbol table info available.
#17 0x084d48b8 in ?? ()
No symbol table info available.
#18 0x00000002 in ?? ()
No symbol table info available.
#19 0x083f6510 in ?? ()
No symbol table info available.
#20 0xb6438bd4 in ?? () from /usr/lib/gstreamer-0.10/libgstplaybin.so
No symbol table info available.
#21 0x00000000 in ?? ()
No symbol table info available.