White screen after selecting OpenGL
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I'm such a plank :(
My set up was working absolutely fine then for some reason while I was in the Raspberry pi Setup, I enabled/downloaded the OPEN GL drivers :(
Now when I start the pi, I have a completely white screen and it seems to be on, and while brushing the keyboard I can execute something but.. sigh.
Can anyhow help me to revert back to normal? (sad-face)
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@nevsan Enable SSH, login to the system, then run
sudo raspi-config
and disable the OpenGL driver. -
Thanks @mitu. I seem to have disabled it. Now I reboot and seems to load properly but then a white screen and again, I seem to be able to run whatever is 'there' as I loaded a mame game.
After quitting that it take me back to the white screen.
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While on that static white screen, if I press the keys and able to get back to the command line it says
glGetError 0x505
Any ideas anyone? I'm stuck. Sigh.
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@nevsan Post the contents of your
/boot/config.txt
file here, surrounded by code blocks (````
). -
# For more options and information see # http://rpf.io/configtxtreadme # Some settings may impact device functionality. See link above for details disable_splash=1 # uncomment if you get no picture on HDMI for a default "safe" mode #hdmi_safe=1 # uncomment this if your display has a black border of unused pixels visible # and your display can output without overscan disable_overscan=1 # uncomment the following to adjust overscan. Use positive numbers if console # goes off screen, and negative if there is too much border # overscan_left=16 # overscan_right=16 # overscan_top=16 # overscan_bottom=16 # uncomment to force a console size. By default it will be display's size minus # overscan. #framebuffer_width=1280 #framebuffer_height=720 # uncomment if hdmi display is not detected and composite is being output #hdmi_force_hotplug=1 # uncomment to force a specific HDMI mode (this will force VGA) #hdmi_group=1 #hdmi_mode=1 # uncomment to force a HDMI mode rather than DVI. This can make audio work in # DMT (computer monitor) modes hdmi_drive=2 # uncomment to increase signal to HDMI, if you have interference, blanking, or # no display #config_hdmi_boost=4 # uncomment for composite PAL #sdtv_mode=2 #uncomment to overclock the arm. 700 MHz is the default. #arm_freq=800 # Uncomment some or all of these to enable the optional hardware interfaces #dtparam=i2c_arm=on #dtparam=i2s=on #dtparam=spi=on # Uncomment this to enable the lirc-rpi module #dtoverlay=lirc-rpi # Additional overlays and parameters are documented /boot/overlays/README # Enable audio (loads snd_bcm2835) dtparam=audio=on #gpu_mem_256=128 #gpu_mem_512=256 #gpu_mem_1024=256 overscan_scale=1 #gpu_mem=512 #dtoverlay=vc4-fkms-v3d #dtoverlay=vc4-kms-v3d
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@nevsan Seems ok, doesn't show that the OpenGL driver is enabled.
EDIT: try switching to the Carbon theme in Emulationstation and see if it works like this. -
That's odd - till broken :(
How do switch the theme as I just have a white screen? Is there a command line boot to change the theme?
Looking at:
/configs/all/emulationstation/config.txt I get...lvl2: EmulationStation - v2.7.4rp, built Dec 5 2017 - 06:53:30 lvl2: Creating surface... lvl2: Created window successfully. lvl2: Added known joystick Microsoft X-Box 360 pad (instance ID: 0, device index: 0) lvl2: Checking available OpenGL extensions... lvl2: ARB_texture_non_power_of_two: MISSING lvl2: Loading system config file /etc/emulationstation/es_systems.cfg... lvl2: Parsing XML file "/home/pi/RetroPie/roms/amstradcpc/gamelist.xml"... lvl1: Error - folder with path ""/home/pi/RetroPie/roms/apple2"" is not a directory! lvl1: System "apple2" has no games! Ignoring it. lvl2: Parsing XML file "/home/pi/RetroPie/roms/arcade/gamelist.xml"... lvl1: File ""/home/pi/RetroPie/roms/arcade/005.zip"" does not exist! Ignoring. lvl1: File ""/home/pi/RetroPie/roms/arcade/10yard85.zip"" does not exist! Ignoring. lvl1: File ""/home/pi/RetroPie/roms/arcade/10yardj.zip"" does not exist! Ignoring. lvl1: File ""/home/pi/RetroPie/roms/arcade/1941j.zip"" does not exist! Ignoring. lvl1: File ""/home/pi/RetroPie/roms/arcade/1941r1.zip"" does not exist! Ignoring. lvl1: File ""/home/pi/RetroPie/roms/arcade/1941u.zip"" does not exist! Ignoring.
<< just a piece of the .txt file
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@nevsan What happens if you press the
Start
button ? Should open up the Emulationstation options menu. -
That doesn't work either at all. Only F4 seems to be able to get back to command line.
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@nevsan Try resetting the ES configuration - rename the
es_settings.txt
from the emulationstation config dir - and see if that makes a difference. -
The problem is when enabling the opengl driver it disables the gpu_mem options. When disabling the option it doesn't restore threm. Uncomment the gpu_mem_xxx options and reboot.
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Thanks fellas I sure your last option works @buzz but me being a plank I just resigned the fact I'd not save it and burnt another image onto the SD card with the intention of redoing what I'd done.
Getting a little less patient and silly in my old age me thinks. Now for me to look at the easiest way to back up what I've done on my SD card in future so I can revert.
Thanks again though the community for this stuff is top-notch :)
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@nevsan said in White screen after selecting OpenGL:
Now for me to look at the easiest way to back up what I've done on my SD card in future so I can revert.If you are using windows just use win32disk imager. Its basically just the inverse of putting the image on the card. I have learned to always make an image back up before making any major changes to my setup.
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@quicksilver said in White screen after selecting OpenGL:
@nevsan said in White screen after selecting OpenGL:
"Now for me to look at the easiest way to back up what I've done on my SD card in future so I can revert."If you are using windows just use win32disk imager. Its basically just the inverse of putting the image on the card. I have learned to always make an image back up before making any major changes to my setup.
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