problème de lancement ntop

[rezguiinfo]

Bonjour

J'ai ce message :

Code :

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Fri Dec 24 10:37:31 2010  NOTE: Interface merge enabled by default
Fri Dec 24 10:37:31 2010  Initializing gdbm databases
Fri Dec 24 10:37:31 2010  **ERROR** ....open of /var/lib/ntop/prefsCache.db failed: Can't be writer
Fri Dec 24 10:37:31 2010  Possible solution: please use '-P <directory>'
Fri Dec 24 10:37:31 2010  **FATAL_ERROR** GDBM open failed, ntop shutting down...
Fri Dec 24 10:37:31 2010  CLEANUP[t3079124672]: ntop caught signal 2
Fri Dec 24 10:37:31 2010  THREADMGMT[t3079124672]: ntop RUNSTATE: SHUTDOWN(7)
Fri Dec 24 10:37:31 2010  CLEANUP[t3079124672] catching thread is unknown
Fri Dec 24 10:37:31 2010  CLEANUP: Running threads
Fri Dec 24 10:37:31 2010  CLEANUP: Locking purge mutex (may block for a little while)
Fri Dec 24 10:37:31 2010  CLEANUP: Locked purge mutex, continuing shutdown
Fri Dec 24 10:37:31 2010  CLEANUP: Continues
Fri Dec 24 10:37:31 2010  PLUGIN_TERM: Unloading plugins (if any)
Fri Dec 24 10:37:31 2010  CLEANUP: Clean up complete
Fri Dec 24 10:37:31 2010  THREADMGMT[t3079124672]: ntop RUNSTATE: TERM(8)
Fri Dec 24 10:37:31 2010  ===================================
Fri Dec 24 10:37:31 2010          ntop is shutdown...        
Fri Dec 24 10:37:31 2010  ===================================

Lorsque je tape cette ligne :

Code :

http://localhost:3000/

Ça reste toujours en attente.

Aidez moi à trouver la solution.
merci