Error: Failed to connect to parent Wayland compositor

Hello !

I am simply trying to run weston on my IMX8 device but i have the following error and no clue about what this means :

ciele@gateway:~$ export WAYLAND_DISPLAY=wayland-0
ciele@gateway:~$ weston --backend=wayland-backend.so
Date: 2022-09-05 UTC
[09:21:05.044] weston 9.0.0
               https://wayland.freedesktop.org
               Bug reports to: https://gitlab.freedesktop.org/wayland/weston/issues/
               Build: 9.0.0
[09:21:05.045] Command line: weston --backend=wayland-backend.so
[09:21:05.045] OS: Linux, 5.4.110-ciele+, #35 SMP PREEMPT Thu Jun 2 14:23:32 CEST 2022, aarch64
[09:21:05.045] Starting with no config file.
[09:21:05.046] Output repaint window is 7 ms maximum.
[09:21:05.046] Loading module '/usr/lib/aarch64-linux-gnu/libweston-9/wayland-backend.so'
[09:21:05.064] Error: Failed to connect to parent Wayland compositor: No such file or directory
               display option: (none), WAYLAND_DISPLAY=wayland-0
[09:21:05.065] fatal: failed to create compositor backend

Am i missing something here ?