tryton

[Wed Jun 11 19:38:24 2014] INFO:database:connect to "ttest"
[Wed Jun 11 19:38:24 2014] INFO:database:connect to "template1"
[Wed Jun 11 19:38:24 2014] ERROR:database:CREATE DB: ttest failed
[Wed Jun 11 19:38:24 2014] ERROR:database:Exception in call:
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/trytond/protocols/dispatcher.py", line 226, in create
    database = Database().connect()
  File "/usr/lib/python2.7/dist-packages/trytond/backend/postgresql/database.py", line 68, in connect
    self._connpool = ThreadedConnectionPool(minconn, maxconn, dsn)
  File "/usr/lib/python2.7/dist-packages/psycopg2/pool.py", line 180, in __init__
    self, minconn, maxconn, *args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/psycopg2/pool.py", line 82, in __init__
    self._connect()
  File "/usr/lib/python2.7/dist-packages/psycopg2/pool.py", line 86, in _connect
    conn = psycopg2.connect(*self._args, **self._kwargs)
  File "/usr/lib/python2.7/dist-packages/psycopg2/__init__.py", line 179, in connect
    connection_factory=connection_factory, async=async)
OperationalError: FATAL:  invalid value for parameter "TimeZone": "AST"