No "On Air", very strange....

Very Strange this Airtime .....

Hi,

No change from yesterday, no change but today, ON AIR is OFF, no sound
I played playlists while 5days without problems

Airtime-check-system

CPU = Intel(R) Pentium(R) Dual CPU E2180 @ 2.00GHz
Total RAM = 2040300 kB
Free RAM = 1479224 kB
OS = Ubuntu 10.10 x86-64
AIRTIME_CONFIG_FILES = OK
POSTGRESQL_DATABASE = OK
PYTHON_KOMBU_VERSION = 1.1.6
PYTHON_POSTER_VERSION = 0.8.1
RABBITMQ_SERVER = OK
AIRTIME_VERSION_URL = http://xxxxxxxxxxxxxx:80/api/version/api_key/%%api_key%%
APACHE_CONFIGURED = YES
AIRTIME_VERSION = 1.8.2
PLAYOUT_ENGINE_PROCESS_ID = 3219
PLAYOUT_ENGINE_RUNNING_SECONDS = 678
LIQUIDSOAP_PROCESS_ID = 2890
LIQUIDSOAP_RUNNING_SECONDS = 687
ICECAST_PROCESS_ID = 3075

-- System setup looks OK!

airtime.conf

[database]
host = localhost
dbname = airtime
dbuser = airtime
dbpass = airtime

[rabbitmq]
host = 127.0.0.1
port = 5672
user = guest
password = guest
vhost = /

[general]
api_key = TL12Q4NPXCL7J2M4FEDM
web_server_user = www-data
airtime_dir = /var/www/airtime
base_files_dir = /home/srv/airtime
base_url = localhost
base_port = 80


Any solution ?