*Hi Przemek,*
*Thank You for the reply.I stated the X server with startx command.I am getting the following messages in the terminal. root@localhost:~# startx* X.Org X Server 1.16.4 Release Date: 2014-12-20 X Protocol Version 11, Revision 0 Build Operating System: Linux 3.16.0-0.bpo.4-armmp-lpae armv7l Debian Current Operating System: Linux localhost 3.8.13-bone83 #1 SMP Wed Jan 4 23:20:53 UTC 2017 armv7l Kernel command line: console=ttyO0,115200n8 root=UUID=11f97cd3-d7c9-4b33-af80-46741144f70b ro rootfstype=ext4 rootwait coherent_pool=1M quiet cape_universal=enable Build Date: 11 February 2015 01:18:06AM xorg-server 2:1.16.4-1 (http://www.debian.org/support) Current version of pixman: 0.32.6 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.2.log", Time: Tue Feb 14 18:06:03 2017 (==) Using config file: "/etc/X11/xorg.conf" (==) Using system config directory "/usr/share/X11/xorg.conf.d" *Also now a default display is coming in the LCD display(which may be the BBB's default display)* *Now I tried to run a simpleQt program, by opening another terminal. But it is only showing the following message in the terminal.* root@localhost:~# ./simpleQt QXcbConnection: Could not connect to display Aborted root@localhost:~# *The configuration is as shown below* root@localhost:~# cat /etc/X11/xorg.conf Section "Monitor" Identifier "Builtin Default Monitor" EndSection Section "Device" Identifier "Builtin Default fbdev Device 0" Driver "fbdev" #HWcursor_false Option "HWcursor" "false" EndSection Section "Screen" Identifier "Builtin Default fbdev Screen 0" Device "Builtin Default fbdev Device 0" Monitor "Builtin Default Monitor" DefaultDepth 16 EndSection Section "ServerLayout" Identifier "Builtin Default Layout" Screen "Builtin Default fbdev Screen 0" EndSection root@localhost:~# *The logged messages( /var/log/Xorg.2.log) showing the following errors1) FBDEV(0): FBIOPUTCMAP: Invalid argument2) Failed to load module "evdev" (loader failed, 7)3) No input driver matching `evdev'The full logged messages are as shown below.* root@localhost:~# cat /var/log/Xorg.2.log [ 449.268] X.Org X Server 1.16.4 Release Date: 2014-12-20 [ 449.272] X Protocol Version 11, Revision 0 [ 449.275] Build Operating System: Linux 3.16.0-0.bpo.4-armmp-lpae armv7l Debian [ 449.276] Current Operating System: Linux localhost 3.8.13-bone83 #1 SMP Wed Jan 4 23:20:53 UTC 2017 armv7l [ 449.276] Kernel command line: console=ttyO0,115200n8 root=UUID=11f97cd3-d7c9-4b33-af80-46741144f70b ro rootfstype=ext4 rootwait coherent_pool=1M quiet cape_universal=enable [ 449.281] Build Date: 11 February 2015 01:18:06AM [ 449.281] xorg-server 2:1.16.4-1 (http://www.debian.org/support) [ 449.282] Current version of pixman: 0.32.6 [ 449.283] Before reporting problems, check http://wiki.x.org to make sure that you have the latest version. [ 449.284] Markers: (--) probed, (**) from config file, (==) default setting, (++) from command line, (!!) notice, (II) informational, (WW) warning, (EE) error, (NI) not implemented, (??) unknown. [ 449.294] (==) Log file: "/var/log/Xorg.2.log", Time: Tue Feb 14 18:06:03 2017 [ 449.300] (==) Using config file: "/etc/X11/xorg.conf" [ 449.300] (==) Using system config directory "/usr/share/X11/xorg.conf.d" [ 449.304] (==) ServerLayout "Builtin Default Layout" [ 449.304] (**) |-->Screen "Builtin Default fbdev Screen 0" (0) [ 449.308] (**) | |-->Monitor "Builtin Default Monitor" [ 449.309] (**) | |-->Device "Builtin Default fbdev Device 0" [ 449.309] (==) Automatically adding devices [ 449.309] (==) Automatically enabling devices [ 449.309] (==) Automatically adding GPU devices [ 449.310] (WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist. [ 449.310] Entry deleted from font path. [ 449.310] (==) 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, built-ins [ 449.310] (==) ModulePath set to "/usr/lib/xorg/modules" [ 449.310] (II) The server relies on udev to provide the list of input devices. If no devices become available, reconfigure udev or disable AutoAddDevices. [ 449.314] (II) Loader magic: 0xb6ff7f18 [ 449.314] (II) Module ABI versions: [ 449.314] X.Org ANSI C Emulation: 0.4 [ 449.314] X.Org Video Driver: 18.0 [ 449.314] X.Org XInput driver : 21.0 [ 449.314] X.Org Server Extension : 8.0 [ 449.316] (II) xfree86: Adding drm device (/dev/dri/card0) [ 449.321] (II) no primary bus or device found [ 449.321] falling back to /sys/devices/ocp.3/4830e000.fb/drm/card0 [ 449.322] (II) LoadModule: "glx" [ 449.332] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so [ 449.385] (II) Module glx: vendor="X.Org Foundation" [ 449.385] compiled for 1.16.4, module version = 1.0.0 [ 449.385] ABI class: X.Org Server Extension, version 8.0 [ 449.385] (==) AIGLX enabled [ 449.385] (II) LoadModule: "fbdev" [ 449.386] (II) Loading /usr/lib/xorg/modules/drivers/fbdev_drv.so [ 449.391] (II) Module fbdev: vendor="X.Org Foundation" [ 449.391] compiled for 1.15.99.904, module version = 0.4.4 [ 449.391] Module class: X.Org Video Driver [ 449.391] ABI class: X.Org Video Driver, version 18.0 [ 449.391] (II) FBDEV: driver for framebuffer: fbdev [ 449.396] (--) using VT number 3 [ 449.404] (WW) Falling back to old probe method for fbdev [ 449.405] (II) Loading sub module "fbdevhw" [ 449.405] (II) LoadModule: "fbdevhw" [ 449.405] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so [ 449.406] (II) Module fbdevhw: vendor="X.Org Foundation" [ 449.406] compiled for 1.16.4, module version = 0.0.2 [ 449.406] ABI class: X.Org Video Driver, version 18.0 [ 449.406] (II) FBDEV(0): using default device [ 449.407] (WW) VGA arbiter: cannot open kernel arbiter, no multi-card support [ 449.407] (II) FBDEV(0): Creating default Display subsection in Screen section "Builtin Default fbdev Screen 0" for depth/fbbpp 16/16 [ 449.407] (**) FBDEV(0): Depth 16, (--) framebuffer bpp 16 [ 449.407] (==) FBDEV(0): RGB weight 565 [ 449.407] (==) FBDEV(0): Default visual is TrueColor [ 449.407] (==) FBDEV(0): Using gamma correction (1.0, 1.0, 1.0) [ 449.407] (II) FBDEV(0): hardware: (video memory: 1800kB) [ 449.407] (II) FBDEV(0): checking modes against framebuffer device... [ 449.407] (II) FBDEV(0): checking modes against monitor... [ 449.407] (--) FBDEV(0): Virtual size is 1280x720 (pitch 1280) [ 449.407] (**) FBDEV(0): Built-in mode "current" [ 449.408] (==) FBDEV(0): DPI set to (96, 96) [ 449.408] (II) Loading sub module "fb" [ 449.408] (II) LoadModule: "fb" [ 449.412] (II) Loading /usr/lib/xorg/modules/libfb.so [ 449.413] (II) Module fb: vendor="X.Org Foundation" [ 449.414] compiled for 1.16.4, module version = 1.0.0 [ 449.416] ABI class: X.Org ANSI C Emulation, version 0.4 [ 449.416] (**) FBDEV(0): using shadow framebuffer [ 449.416] (II) Loading sub module "shadow" [ 449.416] (II) LoadModule: "shadow" [ 449.416] (II) Loading /usr/lib/xorg/modules/libshadow.so [ 449.417] (II) Module shadow: vendor="X.Org Foundation" [ 449.417] compiled for 1.16.4, module version = 1.1.0 [ 449.417] ABI class: X.Org ANSI C Emulation, version 0.4 [ 449.485] (==) FBDEV(0): Backing store enabled [ 449.486] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.486] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.486] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.486] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.486] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.486] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.488] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.488] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.488] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.488] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.488] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.488] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.488] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.488] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.488] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.488] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.489] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.490] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.490] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.490] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.490] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.490] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.492] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.492] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.492] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.492] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.492] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.492] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.492] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument [ 449.492] (==) FBDEV(0): DPMS enabled [ 449.493] (==) RandR enabled [ 449.547] (II) SELinux: Disabled on system [ 449.552] (II) AIGLX: Screen 0 is not DRI2 capable [ 449.552] (EE) AIGLX: reverting to software rendering [ 449.552] (EE) AIGLX error: dlopen of /usr/lib/arm-linux-gnueabihf/dri/swrast_dri.so failed (/usr/lib/arm-linux-gnueabihf/dri/swrast_dri.so: cannot open shared object file: No such file or directory) [ 449.552] (EE) GLX: could not load software renderer [ 449.552] (II) GLX: no usable GL providers found for screen 0 [ 449.796] (II) config/udev: Adding input device tps65217_pwr_but (/dev/input/event0) [ 449.797] (**) tps65217_pwr_but: Applying InputClass "evdev keyboard catchall" [ 449.797] (II) LoadModule: "evdev" [ 449.797] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 449.799] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 449.799] (II) UnloadModule: "evdev" [ 449.799] (II) Unloading evdev [ 449.799] (EE) Failed to load module "evdev" (loader failed, 7) [ 449.799] (EE) No input driver matching `evdev' [ 449.802] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 449.802] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 449.802] (II) LoadModule: "evdev" [ 449.803] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 449.804] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 449.804] (II) UnloadModule: "evdev" [ 449.804] (II) Unloading evdev [ 449.804] (EE) Failed to load module "evdev" (loader failed, 7) [ 449.804] (EE) No input driver matching `evdev' [ 449.806] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 449.807] (II) No input driver specified, ignoring this device. [ 449.807] (II) This device may have been added with another device file. [ 495.329] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 495.329] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 495.329] (II) LoadModule: "evdev" [ 495.332] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 495.335] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 495.335] (II) UnloadModule: "evdev" [ 495.336] (II) Unloading evdev [ 495.336] (EE) Failed to load module "evdev" (loader failed, 7) [ 495.336] (EE) No input driver matching `evdev' [ 495.346] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 495.346] (II) No input driver specified, ignoring this device. [ 495.346] (II) This device may have been added with another device file. [ 557.047] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 557.048] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 557.048] (II) LoadModule: "evdev" [ 557.053] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 557.057] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 557.057] (II) UnloadModule: "evdev" [ 557.057] (II) Unloading evdev [ 557.057] (EE) Failed to load module "evdev" (loader failed, 7) [ 557.058] (EE) No input driver matching `evdev' [ 557.063] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 557.064] (II) No input driver specified, ignoring this device. [ 557.064] (II) This device may have been added with another device file. [ 618.771] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 618.772] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 618.772] (II) LoadModule: "evdev" [ 618.775] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 618.778] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 618.778] (II) UnloadModule: "evdev" [ 618.778] (II) Unloading evdev [ 618.779] (EE) Failed to load module "evdev" (loader failed, 7) [ 618.779] (EE) No input driver matching `evdev' [ 618.785] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 618.785] (II) No input driver specified, ignoring this device. [ 618.785] (II) This device may have been added with another device file. [ 680.502] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 680.507] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 680.510] (II) LoadModule: "evdev" [ 680.511] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 680.514] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 680.515] (II) UnloadModule: "evdev" [ 680.515] (II) Unloading evdev [ 680.515] (EE) Failed to load module "evdev" (loader failed, 7) [ 680.515] (EE) No input driver matching `evdev' [ 680.521] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 680.522] (II) No input driver specified, ignoring this device. [ 680.522] (II) This device may have been added with another device file. [ 742.222] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 742.227] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 742.227] (II) LoadModule: "evdev" [ 742.230] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 742.233] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 742.234] (II) UnloadModule: "evdev" [ 742.234] (II) Unloading evdev [ 742.234] (EE) Failed to load module "evdev" (loader failed, 7) [ 742.235] (EE) No input driver matching `evdev' [ 742.240] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 742.241] (II) No input driver specified, ignoring this device. [ 742.241] (II) This device may have been added with another device file. [ 803.944] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 803.944] (II) No input driver specified, ignoring this device. [ 803.944] (II) This device may have been added with another device file. [ 803.953] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 803.954] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 803.954] (II) LoadModule: "evdev" [ 803.956] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 803.959] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 803.959] (II) UnloadModule: "evdev" [ 803.959] (II) Unloading evdev [ 803.960] (EE) Failed to load module "evdev" (loader failed, 7) [ 803.960] (EE) No input driver matching `evdev' [ 865.661] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 865.662] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 865.662] (II) LoadModule: "evdev" [ 865.670] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 865.676] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 865.676] (II) UnloadModule: "evdev" [ 865.677] (II) Unloading evdev [ 865.677] (EE) Failed to load module "evdev" (loader failed, 7) [ 865.677] (EE) No input driver matching `evdev' [ 865.683] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 865.683] (II) No input driver specified, ignoring this device. [ 865.683] (II) This device may have been added with another device file. [ 927.391] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 927.394] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 927.395] (II) LoadModule: "evdev" [ 927.396] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 927.405] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 927.405] (II) UnloadModule: "evdev" [ 927.405] (II) Unloading evdev [ 927.406] (EE) Failed to load module "evdev" (loader failed, 7) [ 927.406] (EE) No input driver matching `evdev' [ 927.411] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 927.412] (II) No input driver specified, ignoring this device. [ 927.412] (II) This device may have been added with another device file. [ 989.108] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 989.109] (II) No input driver specified, ignoring this device. [ 989.109] (II) This device may have been added with another device file. [ 989.114] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 989.115] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 989.115] (II) LoadModule: "evdev" [ 989.117] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 989.120] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 989.120] (II) UnloadModule: "evdev" [ 989.120] (II) Unloading evdev [ 989.121] (EE) Failed to load module "evdev" (loader failed, 7) [ 989.121] (EE) No input driver matching `evdev' [ 1050.832] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 1050.833] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 1050.833] (II) LoadModule: "evdev" [ 1050.835] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 1050.838] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 1050.839] (II) UnloadModule: "evdev" [ 1050.839] (II) Unloading evdev [ 1050.839] (EE) Failed to load module "evdev" (loader failed, 7) [ 1050.843] (EE) No input driver matching `evdev' [ 1050.848] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 1050.849] (II) No input driver specified, ignoring this device. [ 1050.849] (II) This device may have been added with another device file. [ 1112.556] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 1112.558] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 1112.558] (II) LoadModule: "evdev" [ 1112.560] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 1112.563] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 1112.563] (II) UnloadModule: "evdev" [ 1112.564] (II) Unloading evdev [ 1112.564] (EE) Failed to load module "evdev" (loader failed, 7) [ 1112.564] (EE) No input driver matching `evdev' [ 1112.570] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 1112.570] (II) No input driver specified, ignoring this device. [ 1112.571] (II) This device may have been added with another device file. [ 1174.285] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 1174.286] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 1174.286] (II) LoadModule: "evdev" [ 1174.287] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 1174.291] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 1174.291] (II) UnloadModule: "evdev" [ 1174.295] (II) Unloading evdev [ 1174.295] (EE) Failed to load module "evdev" (loader failed, 7) [ 1174.295] (EE) No input driver matching `evdev' [ 1174.301] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 1174.301] (II) No input driver specified, ignoring this device. [ 1174.302] (II) This device may have been added with another device file. [ 1236.001] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 1236.005] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 1236.005] (II) LoadModule: "evdev" [ 1236.010] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 1236.014] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 1236.014] (II) UnloadModule: "evdev" [ 1236.014] (II) Unloading evdev [ 1236.014] (EE) Failed to load module "evdev" (loader failed, 7) [ 1236.015] (EE) No input driver matching `evdev' [ 1236.020] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 1236.021] (II) No input driver specified, ignoring this device. [ 1236.021] (II) This device may have been added with another device file. [ 1297.714] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 1297.714] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 1297.714] (II) LoadModule: "evdev" [ 1297.717] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 1297.720] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 1297.721] (II) UnloadModule: "evdev" [ 1297.721] (II) Unloading evdev [ 1297.721] (EE) Failed to load module "evdev" (loader failed, 7) [ 1297.721] (EE) No input driver matching `evdev' [ 1297.727] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 1297.727] (II) No input driver specified, ignoring this device. [ 1297.728] (II) This device may have been added with another device file. [ 1359.450] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 1359.450] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 1359.451] (II) LoadModule: "evdev" [ 1359.453] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 1359.456] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 1359.457] (II) UnloadModule: "evdev" [ 1359.457] (II) Unloading evdev [ 1359.458] (EE) Failed to load module "evdev" (loader failed, 7) [ 1359.458] (EE) No input driver matching `evdev' [ 1359.463] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 1359.464] (II) No input driver specified, ignoring this device. [ 1359.464] (II) This device may have been added with another device file. [ 1421.176] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 1421.176] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 1421.176] (II) LoadModule: "evdev" [ 1421.182] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 1421.185] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 1421.186] (II) UnloadModule: "evdev" [ 1421.186] (II) Unloading evdev [ 1421.186] (EE) Failed to load module "evdev" (loader failed, 7) [ 1421.186] (EE) No input driver matching `evdev' [ 1421.197] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 1421.198] (II) No input driver specified, ignoring this device. [ 1421.198] (II) This device may have been added with another device file. [ 1482.897] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 1482.897] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 1482.897] (II) LoadModule: "evdev" [ 1482.903] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 1482.907] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 1482.907] (II) UnloadModule: "evdev" [ 1482.907] (II) Unloading evdev [ 1482.907] (EE) Failed to load module "evdev" (loader failed, 7) [ 1482.908] (EE) No input driver matching `evdev' [ 1482.913] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 1482.914] (II) No input driver specified, ignoring this device. [ 1482.914] (II) This device may have been added with another device file. [ 1544.618] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/event1) [ 1544.623] (**) Genius Optical Mouse: Applying InputClass "evdev pointer catchall" [ 1544.624] (II) LoadModule: "evdev" [ 1544.627] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so [ 1544.630] (EE) Failed to load /usr/lib/xorg/modules/input/evdev_drv.so: /usr/lib/arm-linux-gnueabihf/libevdev.so.2: invalid ELF header [ 1544.630] (II) UnloadModule: "evdev" [ 1544.630] (II) Unloading evdev [ 1544.631] (EE) Failed to load module "evdev" (loader failed, 7) [ 1544.631] (EE) No input driver matching `evdev' [ 1544.637] (II) config/udev: Adding input device Genius Optical Mouse (/dev/input/mouse0) [ 1544.637] (II) No input driver specified, ignoring this device. [ 1544.637] (II) This device may have been added with another device file. *Thank You in advance for the help.* *Thanks and Regards,Sajeevan.K* On Tuesday, February 14, 2017 at 8:37:46 PM UTC+5:30, Przemek Klosowski wrote: > > i don't see that you started the X server---it needs to be running for > any of this to work. > > On Tue, Feb 14, 2017 at 7:19 AM, Sajeev Krishnan <[email protected] > <javascript:>> wrote: > > Hi, > > > > > > I am working with a Beaglebone Black with Debian Jessie. > > > > I am trying to interface with an LG 19M38H - B LCD display through its > HDMI > > port. > > > > 1) When I am running the command > > > > sudo apt-get install read-edid xserver-xorg-video-fbdev > > xserver-xorg-video-modesetting x11-xserver-utils > > > > I am getting the following message > > > > root@localhost:~# sudo apt-get install read-edid > xserver-xorg-video-fbdev > > xserver-xorg-video-modesetting x11-xserver-utils > > Reading package lists... Done > > Building dependency tree > > Reading state information... Done > > read-edid is already the newest version. > > x11-xserver-utils is already the newest version. > > xserver-xorg-video-fbdev is already the newest version. > > xserver-xorg-video-modesetting is already the newest version. > > 0 upgraded, 0 newly installed, 0 to remove and 204 not upgraded. > > > > 2) Then I tried xrandr. It is giving the following message > > > > root@localhost:~# xrandr > > Can't open display > > > > 3) I did the following to solve the issue, after exploring in forums > > > > a)defining environment variable DISPLAY > > > > root@localhost:~# export DISPLAY=:0.0 > > root@localhost:~# xrandr > > Can't open display :0.0 > > root@localhost:~# > > > > b)defining environment variable XAUTHORITY > > > > root@localhost:~# export XAUTHORITY=/root/.Xauthority > > root@localhost:~# xrandr > > No protocol specified > > Can't open display :0.0 > > root@localhost:~# > > > > c) used the command xhost local:root > > > > root@localhost:~# xhost local:root > > No protocol specified > > xhost: unable to open display ":0.0" > > root@localhost:~# xrandr > > Can't open display :0.0 > > > > d) used the command xhost + > > > > root@localhost:~# xhost + > > xhost: unable to open display ":0.0" > > root@localhost:~# xrandr > > No protocol specified > > Can't open display :0.0 > > > > e) Also I changed the host name from beaglebone black to localhost to > solve > > the issue. > > > > But nothing is working. Thanks in advance for the help. > > > > Thanks and Regards, > > > > Sajeevan.K > > > > -- > > For more options, visit http://beagleboard.org/discuss > > --- > > You received this message because you are subscribed to the Google > Groups > > "BeagleBoard" group. > > To unsubscribe from this group and stop receiving emails from it, send > an > > email to [email protected] <javascript:>. > > To view this discussion on the web visit > > > https://groups.google.com/d/msgid/beagleboard/f50bcdd7-d36b-42cd-8bf3-5b323de97b28%40googlegroups.com. > > > > For more options, visit https://groups.google.com/d/optout. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/9b48ad4c-ebee-49cb-94df-54f96017c8b6%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
