Не запускается xterm

X Error of failed request:  BadValue (integer parameter out of range for operation)
  Major opcode of failed request:  91 (X_QueryColors)
  Value in failed request:  0xff
  Serial number of failed request:  20
  Current serial number in output stream:  20

root@zhumarin:~# cat /etc/X11/xorg.conf
Section "Device"
	Identifier "fbdev0"
	Driver "fbdev"
	Option "fbdev" "/dev/fb0"
EndSection

Section "Monitor"
        Identifier   "Monitor0"
        VendorName   "Ololo"
        ModelName    "Ololo"
EndSection

Section "Screen"
	Identifier "Screen0"
	Monitor    "Monitor0"
	Device     "fbdev0"
	DefaultDepth  24
EndSection

Section "ServerLayout"
	Identifier  "Layout0"
	Screen      "Screen0"
#	InputDevice "Mouse 1"    "CorePointer"
EndSection

Section "Extensions" 
    Option "Composite" "Disable" 
EndSection

root@zhumarin:~# xrandr
xrandr: Failed to get size of gamma for output default
Screen 0: minimum 480 x 800, current 480 x 800, maximum 480 x 800
default connected 480x800+0+0 0mm x 0mm
   480x800         0.0*