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Dobro_player
July 28th, 2010, 05:49 AM
Hi everybody.
Compositing is not working properly on KDE. It keeps crashing x11, and then an error message appears that says "ubuntu is running in low graphics mode" and then brings up the Gnome login manager. If I login to KDE after that happens compositing will be temporarily disabled, and will not work until I restart the computer. What is wrong?

Dobro_player
August 2nd, 2010, 02:36 PM
I have more information if it helps. I think this part of the X11 log may have something to do with this, but I don't know what it means or what to do about it:
Fatal server error: Failed to submit batchbuffer: Input/output error
Here is the entire X11 log:


X.Org X Server 1.7.6
Release Date: 2010-03-17
X Protocol Version 11, Revision 0
Build Operating System: Linux 2.6.24-27-server i686 Ubuntu
Current Operating System: Linux alex-laptop 2.6.32-24-generic #38-Ubuntu SMP Mon Jul 5 09:22:14 UTC 2010 i686
Kernel command line: BOOT_IMAGE=/boot/vmlinuz-2.6.32-24-generic root=UUID=3582cd35-46a4-4c81-aa1b-665f2ab6f98b ro quiet splash
Build Date: 16 June 2010 09:31:32AM
xorg-server 2:1.7.6-2ubuntu7.2 (For technical support please see http://www.ubuntu.com/support)
Current version of pixman: 0.16.4
Before reporting problems, check http://wiki.x.org
to make sure that you have the latest version.
Markers: (--) probed, (**) from config file, (==) default setting,
(++) from command line, (!!) notice, (II) informational,
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.0.log", Time: Sun Aug 1 22:47:07 2010
(==) Using config directory: "/usr/lib/X11/xorg.conf.d"
(==) No Layout section. Using the first Screen section.
(==) No screen section available. Using defaults.
(**) |-->Screen "Default Screen Section" (0)
(**) | |-->Monitor "<default monitor>"
(==) No monitor specified for screen "Default Screen Section".
Using a default monitor configuration.
(==) Automatically adding devices
(==) Automatically enabling devices
(WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist.
Entry deleted from font path.
(==) FontPath set to:
/usr/share/fonts/X11/misc,
/usr/share/fonts/X11/100dpi/:unscaled,
/usr/share/fonts/X11/75dpi/:unscaled,
/usr/share/fonts/X11/Type1,
/usr/share/fonts/X11/100dpi,
/usr/share/fonts/X11/75dpi,
/var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType,
built-ins
(==) ModulePath set to "/usr/lib/xorg/extra-modules,/usr/lib/xorg/modules"
(II) The server relies on udev to provide the list of input devices.
If no devices become available, reconfigure udev or disable AutoAddDevices.
(II) Loader magic: 0x81f0e80
(II) Module ABI versions:
X.Org ANSI C Emulation: 0.4
X.Org Video Driver: 6.0
X.Org XInput driver : 7.0
X.Org Server Extension : 2.0
(--) using VT number 8

(--) PCI:*(0:0:2:0) 8086:27ae:1028:02b0 Intel Corporation Mobile 945GME Express Integrated Graphics Controller rev 3, Mem @ 0xf0000000/524288, 0xd0000000/268435456, 0xf0300000/262144, I/O @ 0x00001800/8
(--) PCI: (0:0:2:1) 8086:27a6:1028:02b0 Intel Corporation Mobile 945GM/GMS/GME, 943/940GML Express Integrated Graphics Controller rev 3, Mem @ 0xf0080000/524288
(II) Open ACPI successful (/var/run/acpid.socket)
(II) LoadModule: "extmod"
(II) Loading /usr/lib/xorg/modules/extensions/libextmod.so
(II) Module extmod: vendor="X.Org Foundation"
compiled for 1.7.6, module version = 1.0.0
Module class: X.Org Server Extension
ABI class: X.Org Server Extension, version 2.0
(II) Loading extension MIT-SCREEN-SAVER
(II) Loading extension XFree86-VidModeExtension
(II) Loading extension XFree86-DGA
(II) Loading extension DPMS
(II) Loading extension XVideo
(II) Loading extension XVideo-MotionCompensation
(II) Loading extension X-Resource
(II) LoadModule: "dbe"
(II) Loading /usr/lib/xorg/modules/extensions/libdbe.so
(II) Module dbe: vendor="X.Org Foundation"
compiled for 1.7.6, module version = 1.0.0
Module class: X.Org Server Extension
ABI class: X.Org Server Extension, version 2.0
(II) Loading extension DOUBLE-BUFFER
(II) LoadModule: "glx"
(II) Loading /usr/lib/xorg/modules/extensions/libglx.so
(II) Module glx: vendor="X.Org Foundation"
compiled for 1.7.6, module version = 1.0.0
ABI class: X.Org Server Extension, version 2.0
(==) AIGLX enabled
(II) Loading extension GLX
(II) LoadModule: "record"
(II) Loading /usr/lib/xorg/modules/extensions/librecord.so
(II) Module record: vendor="X.Org Foundation"
compiled for 1.7.6, module version = 1.13.0
Module class: X.Org Server Extension
ABI class: X.Org Server Extension, version 2.0
(II) Loading extension RECORD
(II) LoadModule: "dri"
(II) Loading /usr/lib/xorg/modules/extensions/libdri.so
(II) Module dri: vendor="X.Org Foundation"
compiled for 1.7.6, module version = 1.0.0
ABI class: X.Org Server Extension, version 2.0
(II) Loading extension XFree86-DRI
(II) LoadModule: "dri2"
(II) Loading /usr/lib/xorg/modules/extensions/libdri2.so
(II) Module dri2: vendor="X.Org Foundation"
compiled for 1.7.6, module version = 1.1.0
ABI class: X.Org Server Extension, version 2.0
(II) Loading extension DRI2
(==) Matched intel as autoconfigured driver 0
(==) Matched vesa as autoconfigured driver 1
(==) Matched fbdev as autoconfigured driver 2
(==) Assigned the driver to the xf86ConfigLayout
(II) LoadModule: "intel"
(II) Loading /usr/lib/xorg/modules/drivers/intel_drv.so
(II) Module intel: vendor="X.Org Foundation"
compiled for 1.7.6, module version = 2.9.1
Module class: X.Org Video Driver
ABI class: X.Org Video Driver, version 6.0
(II) LoadModule: "vesa"
(II) Loading /usr/lib/xorg/modules/drivers/vesa_drv.so
(II) Module vesa: vendor="X.Org Foundation"
compiled for 1.7.6, module version = 2.3.0
Module class: X.Org Video Driver
ABI class: X.Org Video Driver, version 6.0
(II) LoadModule: "fbdev"
(II) Loading /usr/lib/xorg/modules/drivers/fbdev_drv.so
(II) Module fbdev: vendor="X.Org Foundation"
compiled for 1.7.6, module version = 0.4.1
ABI class: X.Org Video Driver, version 6.0
(II) intel: Driver for Intel Integrated Graphics Chipsets: i810,
i810-dc100, i810e, i815, i830M, 845G, 852GM/855GM, 865G, 915G,
E7221 (i915), 915GM, 945G, 945GM, 945GME, Pineview GM, Pineview G,
965G, G35, 965Q, 946GZ, 965GM, 965GME/GLE, G33, Q35, Q33, GM45,
4 Series, G45/G43, Q45/Q43, G41, B43, Clarkdale, Arrandale
(II) VESA: driver for VESA chipsets: vesa
(II) FBDEV: driver for framebuffer: fbdev
(II) Primary Device is: PCI 00@00:02:0
(WW) Falling back to old probe method for vesa
(WW) Falling back to old probe method for fbdev
(II) Loading sub module "fbdevhw"
(II) LoadModule: "fbdevhw"
(II) Loading /usr/lib/xorg/modules/linux/libfbdevhw.so
(II) Module fbdevhw: vendor="X.Org Foundation"
compiled for 1.7.6, module version = 0.0.2
ABI class: X.Org Video Driver, version 6.0
drmOpenDevice: node name is /dev/dri/card0
drmOpenDevice: open result is 9, (OK)
drmOpenByBusid: Searching for BusID pci:0000:00:02.0
drmOpenDevice: node name is /dev/dri/card0
drmOpenDevice: open result is 9, (OK)
drmOpenByBusid: drmOpenMinor returns 9
drmOpenByBusid: drmGetBusid reports pci:0000:00:02.0
(II) intel(0): Creating default Display subsection in Screen section
"Default Screen Section" for depth/fbbpp 24/32
(==) intel(0): Depth 24, (--) framebuffer bpp 32
(==) intel(0): RGB weight 888
(==) intel(0): Default visual is TrueColor
(II) intel(0): Integrated Graphics Chipset: Intel(R) 945GME
(--) intel(0): Chipset: "945GME"
(II) intel(0): Output VGA1 has no monitor section
(II) intel(0): Output LVDS1 has no monitor section
(II) intel(0): found backlight control interface /sys/class/backlight/acpi_video0
(II) intel(0): EDID for output VGA1
(II) intel(0): EDID for output LVDS1
(II) intel(0): Manufacturer: LPL Model: 7f01 Serial#: 0
(II) intel(0): Year: 2008 Week: 0
(II) intel(0): EDID Version: 1.3
(II) intel(0): Digital Display Input
(II) intel(0): Max Image Size [cm]: horiz.: 19 vert.: 11
(II) intel(0): Gamma: 2.20
(II) intel(0): No DPMS capabilities specified
(II) intel(0): Supported color encodings: RGB 4:4:4 YCrCb 4:4:4
(II) intel(0): First detailed timing is preferred mode
(II) intel(0): redX: 0.581 redY: 0.345 greenX: 0.342 greenY: 0.567
(II) intel(0): blueX: 0.162 blueY: 0.126 whiteX: 0.313 whiteY: 0.329
(II) intel(0): Manufacturer's mask: 0
(II) intel(0): Supported detailed timing:
(II) intel(0): clock: 50.8 MHz Image Size: 195 x 113 mm
(II) intel(0): h_active: 1024 h_sync: 1048 h_sync_end 1184 h_blank_end 1354 h_border: 0
(II) intel(0): v_active: 600 v_sync: 600 v_sync_end 619 v_blanking: 625 v_border: 0
(II) intel(0): Y614G�089WS1
(II) intel(0): -9Eo���
(II) intel(0): EDID (in hex):
(II) intel(0): 00ffffffffffff00320c017f00000000
(II) intel(0): 0012010380130b780ad9959458579129
(II) intel(0): 20505400000001010101010101010101
(II) intel(0): 010101010101d813004a415819201888
(II) intel(0): 0301c371000000180000000000000000
(II) intel(0): 00000000000000000000000000fe0059
(II) intel(0): 36313447803038395753310a000000fe
(II) intel(0): 001d2d39456f97b7ff01010a202000cf
(II) intel(0): Not using default mode "640x350" (vrefresh out of range)
(II) intel(0): Not using default mode "320x175" (doublescan mode not supported)
(II) intel(0): Not using default mode "640x400" (vrefresh out of range)
(II) intel(0): Not using default mode "320x200" (doublescan mode not supported)
(II) intel(0): Not using default mode "720x400" (vrefresh out of range)
(II) intel(0): Not using default mode "360x200" (doublescan mode not supported)
(II) intel(0): Not using default mode "320x240" (doublescan mode not supported)
(II) intel(0): Not using default mode "640x480" (vrefresh out of range)
(II) intel(0): Not using default mode "320x240" (doublescan mode not supported)
(II) intel(0): Not using default mode "640x480" (vrefresh out of range)
(II) intel(0): Not using default mode "320x240" (doublescan mode not supported)
(II) intel(0): Not using default mode "640x480" (vrefresh out of range)
(II) intel(0): Not using default mode "320x240" (doublescan mode not supported)
(II) intel(0): Not using default mode "800x600" (vrefresh out of range)
(II) intel(0): Not using default mode "400x300" (doublescan mode not supported)
(II) intel(0): Not using default mode "400x300" (doublescan mode not supported)
(II) intel(0): Not using default mode "800x600" (vrefresh out of range)
(II) intel(0): Not using default mode "400x300" (doublescan mode not supported)
(II) intel(0): Not using default mode "800x600" (vrefresh out of range)
(II) intel(0): Not using default mode "400x300" (doublescan mode not supported)
(II) intel(0): Not using default mode "800x600" (vrefresh out of range)
(II) intel(0): Not using default mode "400x300" (doublescan mode not supported)
(II) intel(0): Not using default mode "1024x768" (interlace mode not supported)
(II) intel(0): Not using default mode "512x384" (doublescan mode not supported)
(II) intel(0): Not using default mode "1024x768" (hsync out of range)
(II) intel(0): Not using default mode "512x384" (doublescan mode not supported)
(II) intel(0): Not using default mode "1024x768" (vrefresh out of range)
(II) intel(0): Not using default mode "512x384" (doublescan mode not supported)
(II) intel(0): Not using default mode "1024x768" (vrefresh out of range)
(II) intel(0): Not using default mode "512x384" (doublescan mode not supported)
(II) intel(0): Not using default mode "1024x768" (vrefresh out of range)
(II) intel(0): Not using default mode "512x384" (doublescan mode not supported)
(II) intel(0): Not using default mode "1152x864" (vrefresh out of range)
(II) intel(0): Not using default mode "576x432" (doublescan mode not supported)
(II) intel(0): Not using default mode "1280x960" (hsync out of range)
(II) intel(0): Not using default mode "640x480" (doublescan mode not supported)
(II) intel(0): Not using default mode "1280x960" (vrefresh out of range)
(II) intel(0): Not using default mode "640x480" (doublescan mode not supported)
(II) intel(0): Not using default mode "1280x1024" (hsync out of range)
(II) intel(0): Not using default mode "640x512" (doublescan mode not supported)
(II) intel(0): Not using default mode "1280x1024" (vrefresh out of range)
(II) intel(0): Not using default mode "640x512" (doublescan mode not supported)
(II) intel(0): Not using default mode "1280x1024" (vrefresh out of range)
(II) intel(0): Not using default mode "640x512" (doublescan mode not supported)
(II) intel(0): Not using default mode "1600x1200" (hsync out of range)
(II) intel(0): Not using default mode "800x600" (doublescan mode not supported)
(II) intel(0): Not using default mode "1600x1200" (vrefresh out of range)
(II) intel(0): Not using default mode "800x600" (doublescan mode not supported)
(II) intel(0): Not using default mode "1600x1200" (vrefresh out of range)
(II) intel(0): Not using default mode "800x600" (doublescan mode not supported)
(II) intel(0): Not using default mode "1600x1200" (vrefresh out of range)
(II) intel(0): Not using default mode "800x600" (doublescan mode not supported)
(II) intel(0): Not using default mode "1600x1200" (vrefresh out of range)
(II) intel(0): Not using default mode "800x600" (doublescan mode not supported)
(II) intel(0): Not using default mode "1792x1344" (hsync out of range)
(II) intel(0): Not using default mode "896x672" (doublescan mode not supported)
(II) intel(0): Not using default mode "1792x1344" (vrefresh out of range)
(II) intel(0): Not using default mode "896x672" (doublescan mode not supported)
(II) intel(0): Not using default mode "1856x1392" (hsync out of range)
(II) intel(0): Not using default mode "928x696" (doublescan mode not supported)
(II) intel(0): Not using default mode "1856x1392" (vrefresh out of range)
(II) intel(0): Not using default mode "928x696" (doublescan mode not supported)
(II) intel(0): Not using default mode "1920x1440" (hsync out of range)
(II) intel(0): Not using default mode "960x720" (doublescan mode not supported)
(II) intel(0): Not using default mode "1920x1440" (vrefresh out of range)
(II) intel(0): Not using default mode "960x720" (doublescan mode not supported)
(II) intel(0): Not using default mode "832x624" (vrefresh out of range)
(II) intel(0): Not using default mode "416x312" (doublescan mode not supported)
(II) intel(0): Not using default mode "1152x864" (hsync out of range)
(II) intel(0): Not using default mode "576x432" (doublescan mode not supported)
(II) intel(0): Not using default mode "1152x864" (vrefresh out of range)
(II) intel(0): Not using default mode "576x432" (doublescan mode not supported)
(II) intel(0): Not using default mode "1152x864" (vrefresh out of range)
(II) intel(0): Not using default mode "576x432" (doublescan mode not supported)
(II) intel(0): Not using default mode "1152x864" (vrefresh out of range)
(II) intel(0): Not using default mode "576x432" (doublescan mode not supported)
(II) intel(0): Not using default mode "1152x864" (vrefresh out of range)
(II) intel(0): Not using default mode "576x432" (doublescan mode not supported)
(II) intel(0): Not using default mode "1152x864" (vrefresh out of range)
(II) intel(0): Not using default mode "576x432" (doublescan mode not supported)
(II) intel(0): Not using default mode "1360x768" (hsync out of range)
(II) intel(0): Not using default mode "680x384" (doublescan mode not supported)
(II) intel(0): Not using default mode "1360x768" (hsync out of range)
(II) intel(0): Not using default mode "680x384" (doublescan mode not supported)
(II) intel(0): Not using default mode "1400x1050" (hsync out of range)
(II) intel(0): Not using default mode "700x525" (doublescan mode not supported)
(II) intel(0): Not using default mode "1400x1050" (vrefresh out of range)
(II) intel(0): Not using default mode "700x525" (doublescan mode not supported)
(II) intel(0): Not using default mode "1400x1050" (vrefresh out of range)
(II) intel(0): Not using default mode "700x525" (doublescan mode not supported)
(II) intel(0): Not using default mode "1400x1050" (vrefresh out of range)
(II) intel(0): Not using default mode "700x525" (doublescan mode not supported)
(II) intel(0): Not using default mode "1440x900" (hsync out of range)
(II) intel(0): Not using default mode "720x450" (doublescan mode not supported)
(II) intel(0): Not using default mode "1600x1024" (hsync out of range)
(II) intel(0): Not using default mode "800x512" (doublescan mode not supported)
(II) intel(0): Not using default mode "1680x1050" (hsync out of range)
(II) intel(0): Not using default mode "840x525" (doublescan mode not supported)
(II) intel(0): Not using default mode "1680x1050" (hsync out of range)
(II) intel(0): Not using default mode "840x525" (doublescan mode not supported)
(II) intel(0): Not using default mode "1680x1050" (vrefresh out of range)
(II) intel(0): Not using default mode "840x525" (doublescan mode not supported)
(II) intel(0): Not using default mode "1680x1050" (vrefresh out of range)
(II) intel(0): Not using default mode "840x525" (doublescan mode not supported)
(II) intel(0): Not using default mode "1680x1050" (vrefresh out of range)
(II) intel(0): Not using default mode "840x525" (doublescan mode not supported)
(II) intel(0): Not using default mode "1920x1080" (hsync out of range)
(II) intel(0): Not using default mode "960x540" (doublescan mode not supported)
(II) intel(0): Not using default mode "1920x1200" (hsync out of range)
(II) intel(0): Not using default mode "960x600" (doublescan mode not supported)
(II) intel(0): Not using default mode "1920x1440" (vrefresh out of range)
(II) intel(0): Not using default mode "960x720" (doublescan mode not supported)
(II) intel(0): Not using default mode "2048x1536" (hsync out of range)
(II) intel(0): Not using default mode "1024x768" (doublescan mode not supported)
(II) intel(0): Not using default mode "2048x1536" (vrefresh out of range)
(II) intel(0): Not using default mode "1024x768" (doublescan mode not supported)
(II) intel(0): Not using default mode "2048x1536" (vrefresh out of range)
(II) intel(0): Not using default mode "1024x768" (doublescan mode not supported)
(II) intel(0): Printing probed modes for output LVDS1
(II) intel(0): Modeline "1024x600"x60.0 50.80 1024 1048 1184 1354 600 600 619 625 -hsync -vsync (37.5 kHz)
(II) intel(0): Modeline "800x600"x60.3 40.00 800 840 968 1056 600 601 605 628 +hsync +vsync (37.9 kHz)
(II) intel(0): Modeline "640x480"x59.9 25.18 640 656 752 800 480 490 492 525 -hsync -vsync (31.5 kHz)
(II) intel(0): Output VGA1 disconnected
(II) intel(0): Output LVDS1 connected
(II) intel(0): Using exact sizes for initial modes
(II) intel(0): Output LVDS1 using initial mode 1024x600
(II) intel(0): Using default gamma of (1.0, 1.0, 1.0) unless otherwise stated.
(==) intel(0): video overlay key set to 0x101fe
(==) intel(0): DPI set to (96, 96)
(II) Loading sub module "fb"
(II) LoadModule: "fb"
(II) Loading /usr/lib/xorg/modules/libfb.so
(II) Module fb: vendor="X.Org Foundation"
compiled for 1.7.6, module version = 1.0.0
ABI class: X.Org ANSI C Emulation, version 0.4
(II) UnloadModule: "vesa"
(II) Unloading /usr/lib/xorg/modules/drivers/vesa_drv.so
(II) UnloadModule: "fbdev"
(II) Unloading /usr/lib/xorg/modules/drivers/fbdev_drv.so
(II) UnloadModule: "fbdevhw"
(II) Unloading /usr/lib/xorg/modules/linux/libfbdevhw.so
(==) Depth 24 pixmap format is 32 bpp
(II) intel(0): [DRI2] Setup complete
(**) intel(0): Kernel mode setting active, disabling FBC.
(**) intel(0): Framebuffer compression disabled
(**) intel(0): Tiling enabled
(**) intel(0): SwapBuffers wait enabled
(==) intel(0): VideoRam: 262144 KB
(II) intel(0): Attempting memory allocation with tiled buffers.
(II) intel(0): Tiled allocation successful.
(II) UXA(0): Driver registered support for the following operations:
(II) solid
(II) copy
(II) composite (RENDER acceleration)
(==) intel(0): Backing store disabled
(==) intel(0): Silken mouse enabled
(II) intel(0): Initializing HW Cursor
(II) intel(0): No memory allocations

Fatal server error:
Failed to submit batchbuffer: Input/output error


Please consult the The X.Org Foundation support
at http://wiki.x.org
for help.
Please also check the log file at "/var/log/Xorg.0.log" for additional information.

ddxSigGiveUp: Closing log

pndragon
August 3rd, 2010, 10:38 PM
I need an answer to this problem also.

I get a flickering screen then a message about "low-graphics mode" and several options, including reconfiguring xorg.conf and restarting the x-server neither of which is the least bit helpful, in this case at least---After 5 years of happy Kubuntu use, I've done that more than once. The problem seems to be with the x-server itself.

And that might be a little beyond me.