error with "dbus-launch --exit-with-session xfce4-session" :

$ proot-distro login --shared-tmp archlinux
[root@localhost ~]# termux-x11 :0 -xstartup "dbus-launch --exit-with-session xfce4-session"

(xfce4-session:8165): libxfce4util-WARNING **: 11:13:08.461: Failed to get a systemd proxy: Could not connect: No such file or directory
** Message: 11:13:08.599: Failed to fetch _NET_NUMBER_OF_DESKTOPS; assuming 1
** Message: 11:13:08.599: Failed to get _NET_WORKAREA; using full screen dimensions
** Message: 11:13:08.600: Failed to fetch _NET_CURRENT_DESKTOP; assuming 0
** Message: 11:13:08.600: Failed to fetch _NET_CURRENT_DESKTOP; assuming 0
** Message: 11:13:08.726: Failed to fetch _NET_CURRENT_DESKTOP; assuming 0
error: expected absolute path: "--shm-helper"
** Message: 11:13:09.100: Failed to fetch _NET_CURRENT_DESKTOP; assuming 0
error: expected absolute path: "--shm-helper"

(xfwm4:8202): xfwm4-WARNING **: 11:13:09.244: Unsupported GL renderer (llvmpipe (LLVM 20.1.8, 128 bits)).
error: expected absolute path: "--shm-helper"
error: expected absolute path: "--shm-helper"

(polkit-gnome-authentication-agent-1:8267): polkit-gnome-1-WARNING **: 11:13:12.112: Error getting authority: Error initializing authority: Could not connect: No such file or directory
Xlib:  extension "DPMS" missing on display ":0.0".

(xfce4-power-manager:8264): xfce4-power-manager-WARNING **: 11:13:12.193: Display is not DPMS capable

(xfce4-power-manager:8264): GLib-GIO-CRITICAL **: 11:13:12.204: g_dbus_connection_signal_subscribe: assertion 'G_IS_DBUS_CONNECTION (connection)' failed

(xfce4-session:8165): xfce4-session-WARNING **: 11:13:12.709: failed to run script: Failed to execute child process “/usr/bin/pm-is-supported” (No such file or directory)

(xfce4-session:8165): xfce4-session-WARNING **: 11:13:12.722: failed to run script: Failed to execute child process “/usr/bin/pm-is-supported” (No such file or directory)

(xfce4-session:8165): xfce4-session-WARNING **: 11:13:12.747: failed to run script: Failed to execute child process “/usr/bin/pm-is-supported” (No such file or directory)
error: expected absolute path: "--shm-helper"
error: expected absolute path: "--shm-helper"

(xfce4-power-manager:8264): libupower-glib-WARNING **: 11:13:12.914: Couldn't connect to proxy: Could not connect: No such file or directory

(xfce4-power-manager:8264): libxfce4util-WARNING **: 11:13:12.972: Failed to get a systemd proxy: Could not connect: No such file or directory

(xfce4-power-manager:8264): xfce4-power-manager-CRITICAL **: 11:13:12.974: Error getting system bus connection : Could not connect: No such file or directory

(xfce4-power-manager:8264): xfce4-power-manager-CRITICAL **: 11:13:12.975: Unable to connect to the system bus : Could not connect: No such file or directory

** (xfce4-power-manager:8264): WARNING **: 11:13:12.982: Unable to get the interface, net.hadess.PowerProfiles : Could not connect: No such file or directory

** (xfpm-power-backlight-helper:8339): WARNING **: 11:13:13.017: failed to find any devices: Error opening directory ?/sys/class/backlight?: Permission denied

(xfce4-power-manager:8264): xfce4-power-manager-CRITICAL **: 11:13:13.019: Unable to get system bus connection : Could not connect: No such file or directory

(xfce4-power-manager:8264): xfce4-power-manager-WARNING **: 11:13:13.020: Unable connect to system bus: Could not connect: No such file or directory

** (xfdesktop:8248): WARNING **: 11:13:13.401: Failed to get system bus: Could not connect: No such file or directory
error: expected absolute path: "--shm-helper"
Crash Annotation GraphicsCriticalError: |[0][GFX1-]: glxtest: ManageChildProcess failed
 (t=0.874397) [GFX1-]: glxtest: ManageChildProcess failed

Crash Annotation GraphicsCriticalError: |[0][GFX1-]: glxtest: ManageChildProcess failed
 (t=0.874397) |[1][GFX1-]: No GPUs detected via PCI
 (t=0.874397) [GFX1-]: No GPUs detected via PCI

[8430] Sandbox: Couldn't open video device /dev/video150
[8430] Sandbox: Couldn't open video device /dev/video100
[8430] Sandbox: Couldn't open video device /dev/video170
[8430] Sandbox: Couldn't open video device /dev/video160
[8430] Sandbox: Couldn't open video device /dev/video240
[8430] Sandbox: Couldn't open video device /dev/video120
[8430] Sandbox: Couldn't open video device /dev/video110
[8430] Sandbox: Couldn't open video device /dev/video12
[8430] Sandbox: Couldn't open video device /dev/video9
[8430] Sandbox: Couldn't open video device /dev/video10
[8430] Sandbox: Couldn't open video device /dev/video6
[8430] Sandbox: Couldn't open video device /dev/video211
[8430] Sandbox: Couldn't open video device /dev/video213
[8430] Sandbox: Couldn't open video device /dev/video112
[8430] Sandbox: Couldn't open video device /dev/video241
[8430] Sandbox: Couldn't open video device /dev/video242
[8430] Sandbox: Couldn't open video device /dev/video101
[8430] Sandbox: Couldn't open video device /dev/video8
[8430] Sandbox: Couldn't open video device /dev/video140
[8430] Sandbox: Couldn't open video device /dev/video113
[8430] Sandbox: Couldn't open video device /dev/video130
[8430] Sandbox: Couldn't open video device /dev/video155
[8430] Sandbox: Couldn't open video device /dev/video111
[8430] Sandbox: Couldn't open video device /dev/video7
[8430] Sandbox: Couldn't open video device /dev/video11
[8430] Sandbox: Couldn't open video device /dev/video212
[8430] Sandbox: Couldn't open video device /dev/video210
[8430] Sandbox: Couldn't open video device /dev/video214
[8430] Sandbox: Couldn't open video device /dev/video216
[8430] Sandbox: Couldn't open video device /dev/video50
[8430] Sandbox: Couldn't open video device /dev/video217
[8430] Sandbox: Couldn't open video device /dev/video102
[8430] Sandbox: Couldn't open video device /dev/video215
error: expected absolute path: "--shm-helper"
error: expected absolute path: "--shm-helper"
error: expected absolute path: "--shm-helper"

[process completes (signal 0) - press Enter]

 //////////////////////
same error with "xfce4-session"