error with systemctl status --all piratebox

Hello there
I have a raspberry with software as ArchLinuxARM-2014.05-PirateBox1.0.0_rpi_1.0.0.img.zip
when I type this command: systemctl status --all piratebox

I like error:

* piratebox.service - PirateBox Service
Loaded: loaded (/etc/systemd/system/piratebox.service; enabled)
Active: failed (Result: exit-code) since Wed 2014-07-16 08:37:19 MDT; 44s ago
Process: 281 ExecStart=/opt/piratebox/init.d/piratebox_alt start (code=exited, status=255)

Jul 16 08:37:19 alarmpi piratebox_alt[281]: Starting hostap...
Jul 16 08:37:19 alarmpi piratebox_alt[281]: 0
Jul 16 08:37:19 alarmpi piratebox_alt[281]: Setting up wlan
Jul 16 08:37:19 alarmpi piratebox_alt[281]: Bringing up wifi interface wlan0
Jul 16 08:37:19 alarmpi piratebox_alt[281]: wlan0: ERROR while getting interface flags: No such device
Jul 16 08:37:19 alarmpi piratebox_alt[281]: ..failed
Jul 16 08:37:19 alarmpi systemd[1]: piratebox.service: control process exited, code=exited status=255
Jul 16 08:37:19 alarmpi systemd[1]: Failed to start PirateBox Service.
Jul 16 08:37:19 alarmpi systemd[1]: Unit piratebox.service entered failed state.
Jul 16 08:37:19 alarmpi piratebox_alt[281]: failed setting up Interface
[root@alarmpi ~]#

pouvez vous m'aider?