xfce4 не запускается

 /usr/bin/startxfce4 : starting X server
Fatal server error:
Вроде совет : если этот сервис долго не запускается , удалите /tmp/.X0-lock и запустите опять
Invalid MIT-MAGic-cookie-1 key xinit: giving up
Xinit : unable to connect to X server: Resource temporarly unavalible
Xinit: server error   

systemctl stop slim.service

#!/bin/sh
#
# ~/.xinitrc
#
# Executed by startx (run your window manager from here)
#
exec startxfce4

# Path, X server and arguments (if needed)
# Note: -xauth $authfile is automatically appended
default_path        /bin:/usr/bin:/usr/local/bin
default_xserver     /usr/bin/X
xserver_arguments -nolisten tcp vt07
# Commands for halt, login, etc.
halt_cmd            /sbin/shutdown -h now
reboot_cmd          /sbin/shutdown -r now
console_cmd         /usr/bin/xterm -C -fg white -bg black +sb -T "Console login" -e /bin/sh -c "/bin/cat /etc/issue; exec /bin/login"
#suspend_cmd        /usr/sbin/suspend
# Full path to the xauth binary
xauth_path         /usr/bin/xauth
# Xauth file for server
authfile           /var/run/slim.auth
# Activate numlock when slim starts. Valid values: on|off
# numlock             on
# Hide the mouse cursor (note: does not work with some WMs).
# Valid values: true|false
# hidecursor          false
# This command is executed after a succesful login.
# you can place the %session and %theme variables
# to handle launching of specific commands in .xinitrc
# depending of chosen session and slim theme
#
# NOTE: if your system does not have bash you need
# to adjust the command according to your preferred shell,
# i.e. for freebsd use:
# login_cmd           exec /bin/sh - ~/.xinitrc %session
login_cmd           exec /bin/bash -login ~/.xinitrc %session
# Commands executed when starting and exiting a session.
# They can be used for registering a X11 session with
# sessreg. You can use the %user variable
#
# sessionstart_cmd	some command
# sessionstop_cmd	some command
# Start in daemon mode. Valid values: yes | no
# Note that this can be overriden by the command line
# options "-d" and "-nodaemon"
# daemon	yes
# Available sessions (first one is the default).
# The current chosen session name is replaced in the login_cmd
# above, so your login command can handle different sessions.
# see the xinitrc.sample file shipped with slim sources
sessions            xfce4,icewm-session,wmaker,blackbox
# Executed when pressing F11 (requires imagemagick)
screenshot_cmd      import -window root /slim.png
# welcome message. Available variables: %host, %domain
welcome_msg         Welcome to %host
# Session message. Prepended to the session name when pressing F1
# session_msg         Session:
# shutdown / reboot messages
shutdown_msg       The system is halting...
reboot_msg         The system is rebooting...
# default user, leave blank or remove this line
# for avoid pre-loading the username.
#default_user        simone
# Focus the password field on start when default_user is set
# Set to "yes" to enable this feature
#focus_password      no
# Automatically login the default user (without entering
# the password. Set to "yes" to enable this feature
#auto_login          no
# current theme, use comma separated list to specify a set to
# randomly choose from
current_theme       default
# Lock file
lockfile            /var/lock/slim.lock
# Log file
logfile             /var/log/slim.log