Kdenlive issues on wayland

I do not have a dual GPU setup, i.e. Intel + NVidia. Will it be possible for you to disable Nvidia and see if Kdenlive works? Then disable Intel integrated GPU and then see if Kdenlive works? If it works in one case and does not work in another then the driver of the GPU where it does not work has to be looked into.

If it works for both, then there is some interplay between NVidia and Intel GPU that is causing the issue. Are you by any chance using PRIME Render Offloading?

Finally would it be possible for you to please give the output of cat /proc/cmdline. Please mask the values of the key root and resume from the output before posting it. For example root=UUID=XXXXXXXX and resume=UUID=YYYYY or something similar.

So to answer all. I tried with only nvidia enable and only intel enable and it gives the same bug. I’ve also checked in the setting under “View” and all the options are flagged.

About the appimage. This is what happen when i drag it on the terminal.

$ /home/kdenlive-master-13661-linux-gcc-x86_64.appimage 
::::: SHOWING WELCOME!!!!!!
:::::::::: CREATING SPLASH SCREEN
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 19: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 20: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 23: invalid constant used : monospace
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 42: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 43: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 46: invalid constant used : sans-serif
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 68: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 69: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 72: invalid constant used : serif
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 88: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 89: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 92: invalid constant used : emoji
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 108: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 109: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 112: invalid constant used : math
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 120: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 121: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 124: invalid constant used : system-ui
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 132: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 133: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 136: invalid constant used : cursive
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 144: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 145: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 148: invalid constant used : fantasy
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 156: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 157: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 160: invalid constant used : ui-sans-serif
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 168: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 169: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 172: invalid constant used : ui-serif
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 180: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 181: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 184: invalid constant used : ui-monospace
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 192: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 193: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 196: invalid constant used : ui-rounded
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 204: invalid attribute 'xsi:nil'
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 205: invalid constant used : 
Fontconfig warning: "/etc/fonts/conf.d/48-guessfamily.conf", line 208: invalid constant used : fangsong
Fontconfig warning: "/etc/fonts/conf.d/48-spacing.conf", line 14: invalid constant used : monospace
Fontconfig warning: "/etc/fonts/conf.d/49-sansserif.conf", line 10: invalid constant used : serif
Fontconfig warning: "/etc/fonts/conf.d/49-sansserif.conf", line 18: invalid constant used : sans-serif
Fontconfig warning: "/etc/fonts/conf.d/49-sansserif.conf", line 26: invalid constant used : monospace
Fontconfig warning: "/etc/fonts/conf.d/49-sansserif.conf", line 34: invalid constant used : emoji
Fontconfig warning: "/etc/fonts/conf.d/49-sansserif.conf", line 42: invalid constant used : math
[destroyed object]: error 7: importing the supplied dmabufs failed
The Wayland connection experienced a fatal error: Error of protocol

Here’s the other output

$ cat /proc/cmdline
BOOT_IMAGE=/boot/vmlinuz-linux root=/dev/sda5 loglevel=3 quiet

I know you said you tried it both X11 and Wayland, but it should not give the same error in X11, so please run it there through the terminal as well and post the output.

You may also want to post your environment variables and bash/zsh config.

cat /etc/environment
cat .zshrc
cat .bashrc
cat .bash_profile

Check them first for any personal details before posting.

UPDATE: After doing yay -Syu and updating some nvidia utilitis now the appimage open. The grey screen is still a thing in the pacman/flatpack version but the appimage will do fine for now.