This looks like an X bug. Could you please attach a copy of your
/var/log/Xorg.0.log after an X crash, and also attach the output of
lspci -vvnn (two v's, not an w)? Thanks in advance.
** Changed in: kdenlive (Ubuntu)
Status: New => Incomplete
--
kdenlive crashed with SIGSEGV in _XEventsQ
** Attachment added: "CoreDump.gz"
http://launchpadlibrarian.net/24877812/CoreDump.gz
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/24877813/Dependencies.txt
** Attachment added: "ProcMaps.txt"
http://launchpadlibrarian.net/24877815/ProcMaps.txt
** Attachment ad