433     def _chk_possible_values(self, miss_vers):

   433     def _chk_possible_values(self, miss_vers):

   434         """Check settings for which the possible values are known."""

   434         """Check settings for which the possible values are known."""

   435         if not miss_vers:

   435         if not miss_vers:

   436             value = self.get('misc', 'dovecot_version')

   436             value = self.get('misc', 'dovecot_version')

   437             if not VERSION_RE.match(value):

   437             if not VERSION_RE.match(value):

   439                         _(u"Not a valid Dovecot version: '%s'") % value]

   439                         _(u"Not a valid Dovecot version: '%s'") % value]

   440         # section database

   440         # section database

   441         db_err = []

   441         db_err = []

   442         value = self.dget('database.module').lower()

   442         value = self.dget('database.module').lower()

   443         if value not in DB_MODULES:

   443         if value not in DB_MODULES: