Stepmania crash log

gistfile1.txt

StepMania v5.0 beta 4a
Compiled 20141029 @ 10:32:04 PM CET (UTC+01:00) (build 0)
Log starting 2014-10-29 22:50:53
Xlib:  extension "RANDR" missing on display ":0".
Loading window: gtk
OS: Linux ver 030500
Crash backtrace component: x86 custom backtrace
Crash lookup component: dladdr
Crash demangle component: cxa_demangle
Runtime library: glibc 2.15
Threads library: NPTL 2.15
libavcodec: 0x372765 (3614565)
TLS is available
/////////////////////////////////////////
WARNING: ReadFile(Save/ThemePrefs.ini): No such file or directory
/////////////////////////////////////////
ALSA: Advanced Linux Sound Architecture Driver Version 1.0.25.
ALSA Driver: 0: HDA Intel PCH [PCH], device 0: ALC892 Analog [ALC892 Analog], 0/1 subdevices avail
ALSA Driver: 0: HDA Intel PCH [PCH], device 1: ALC892 Digital [ALC892 Digital], 1/1 subdevices avail
ALSA Driver: 2: HDA NVidia [NVidia], device 3: HDMI 0 [HDMI 0], 1/1 subdevices avail
ALSA Driver: 2: HDA NVidia [NVidia], device 7: HDMI 1 [HDMI 1], 1/1 subdevices avail
ALSA Driver: 2: HDA NVidia [NVidia], device 8: HDMI 2 [HDMI 2], 1/1 subdevices avail
ALSA Driver: 2: HDA NVidia [NVidia], device 9: HDMI 3 [HDMI 3], 1/1 subdevices avail
ALSA: dsnd_pcm_hw_params_set_access: Invalid argument
Couldn't load driver ALSA-sw: SetHWParams failed
Couldn't load driver OSS: RageSoundDriver_OSS: Couldn't open /dev/dsp: No such file or directory
Sound driver: Pulse
Lights driver: SystemMessage
Lights driver: Export

(stepmania:1335): Gtk-CRITICAL **: IA__gtk_style_detach: assertion `style->attach_count > 0' failed
Video renderers: 'opengl'
Display: :0 (screen 0)
X server vendor: The X.Org Foundation [1.13.4.0]
Server GLX vendor: NVIDIA Corporation [1.4]
Client GLX vendor: NVIDIA Corporation [1.4]
ptrace failed: Operation not permitted
ptrace failed: Operation not permitted
ptrace failed: Operation not permitted
ptrace failed: Operation not permitted
ptrace failed: Operation not permitted

StepMania 5 has crashed.  Debug information has been output to

    /tmp/crashinfo.txt

Please report a bug at:

    https://github.com/stepmania/stepmania/issues

Killed