Graphite Carbon instance connexion failed

[m2cci-KGY]

Hello,
I need your help please

So I installed the graphite when I start shinken I have this problem
[1529668115] INFO: [broker-master] [Graphite] initializing connection to graphite:2003 ...
[1529668115] ERROR: [broker-master] [Graphite] Graphite Carbon instance connexion failed IOError: [Errno -2] Name or service not known
[1529668115] WARNING: [broker-master] [Graphite] Connection to the Graphite Carbon instance is broken! Storing data in module cache ...
[1529668115] WARNING: [broker-master] [Graphite] cached metrics 552 packets
[1529668116] INFO: [broker-master] Trying to init module: livestatus
[1529668116] INFO: [broker-master] [Graphite] initializing connection to graphite:2003 ...
[1529668116] ERROR: [broker-master] [Graphite] Graphite Carbon instance connexion failed IOError: [Errno -2] Name or service not known
[1529668116] WARNING: [broker-master] [Graphite] Connection to the Graphite Carbon instance is broken! Storing data in module cache ...
[1529668116] WARNING: [broker-master] [Graphite] cached metrics 553 packets
[1529668117] INFO: [broker-master] Trying to init module: livestatus
[1529668117] INFO: [broker-master] [Livestatus Broker] Init of the Livestatus 'livestatus'
[1529668117] INFO: [broker-master] I'm stopping module u'livestatus' (pid=2567)
[1529668117] INFO: [broker-master] Starting external process for instance livestatus
[1529668117] INFO: [broker-master] livestatus is now started ; pid=2599
[1529668117] INFO: [broker-master] [livestatus[2599]]: Now running..
[1529668117] INFO: [broker-master] Modules directory: /var/lib/shinken/modules

Please help me to resolve my problem
Thank you for your help.