abrt 1.0.0 detected a crash.

backtrace
-----
Summary: TB03dffd10 display.py:524:send_and_recv:ConnectionClosedError: Display connection closed by server: Broken pipe

Traceback (most recent call last):
  File "/usr/lib64/python2.6/site-packages/gtktrayicon.py", line 98, in reconnect_dock
    if self.update_manager_window(False):
  File "/usr/lib64/python2.6/site-packages/gtktrayicon.py", line 167, in update_manager_window
    xdisplay = self.get_xdisplay()
  File "/usr/lib64/python2.6/site-packages/gtktrayicon.py", line 161, in get_xdisplay
    xdisplay =  Xdisplay.Display(name)
  File "/usr/lib/python2.6/site-packages/Xlib/display.py", line 104, in __init__
    exts = self.list_extensions()
  File "/usr/lib/python2.6/site-packages/Xlib/display.py", line 678, in list_extensions
    r = request.ListExtensions(display = self.display)
  File "/usr/lib/python2.6/site-packages/Xlib/protocol/rq.py", line 1430, in __init__
    self.reply()
  File "/usr/lib/python2.6/site-packages/Xlib/protocol/rq.py", line 1442, in reply
    self._display.send_and_recv(request = self._serial)
  File "/usr/lib/python2.6/site-packages/Xlib/protocol/display.py", line 524, in send_and_recv
    raise self.socket_error
ConnectionClosedError: Display connection closed by server: Broken pipe

Local variables in innermost frame:
sending: 1
err: [Errno 32] Broken pipe
rs: [<socket._socketobject object at 0x169be50>]
self: <Xlib.display._BaseDisplay instance at 0x1c8cbd8>
req: <Xlib.protocol.request.ListExtensions serial = 2, data = None, error = None>
request: 2
flush_bytes: None
recieving: 1
ws: [<socket._socketobject object at 0x169be50>]
timeout: None
flush: None
wait: 1
recv: None
event: None
es: []
writeset: [<socket._socketobject object at 0x169be50>]

cmdline: /usr/bin/python -OO /usr/bin/gmixer -d 
component: gmixer
executable: /usr/bin/gmixer
kernel: 2.6.31.6-162.fc12.x86_64
package: gmixer-1.3-11.fc12
uuid: 03dffd10