impossible de connecter ma base de donnée avec tryton web client car il y a toujours un / à la fin modifier

Traceback (most recent call last):

 File "/trytond/protocols/jsonrpc.py", line 162, in _marshaled_dispatch
   response['result'] = dispatch_method(method, params)
 File "/trytond/protocols/jsonrpc.py", line 191, in _dispatch
   res = dispatch(*args)
 File "/trytond/protocols/dispatcher.py", line 126, in dispatch
   user = security.check(database_name, user, session)
 File "/trytond/security.py", line 67, in check
   with Transaction().start(dbname, user) as transaction:
 File "/trytond/transaction.py", line 84, in start
   database = Database(database_name).connect()
 File "/trytond/backend/postgresql/database.py", line 87, in connect
   self._connpool = ThreadedConnectionPool(minconn, maxconn, dsn)
 File "/psycopg2/pool.py", line 156, in __init__
   self, minconn, maxconn, *args, **kwargs)
 File "/psycopg2/pool.py", line 58, in __init__
   self._connect()
 File "/psycopg2/pool.py", line 62, in _connect
   conn = psycopg2.connect(*self._args, **self._kwargs)
 File "/psycopg2/__init__.py", line 164, in connect
   conn = _connect(dsn, connection_factory=connection_factory, async=async)

OperationalError: FATAL: la base de données « gnuhealth/ » n'existe pas