diff --git a/addons/calendar/calendar.py b/addons/calendar/calendar.py
index c83a0e49ee5..75914fd495e 100644
--- a/addons/calendar/calendar.py
+++ b/addons/calendar/calendar.py
@@ -1317,8 +1317,8 @@ class calendar_event(osv.Model):
             data['rrule_type'] = 'weekly'
         #repeat monthly by nweekday ((weekday, weeknumber), )
         if r._bynweekday:
-            data['week_list'] = day_list[r._bynweekday[0][0]].upper()
-            data['byday'] = str(r._bynweekday[0][1])
+            data['week_list'] = day_list[list(r._bynweekday)[0][0]].upper()
+            data['byday'] = str(list(r._bynweekday)[0][1])
             data['month_by'] = 'day'
             data['rrule_type'] = 'monthly'
 
diff --git a/openerp/fields.py b/openerp/fields.py
index 932917fa798..32047a80d58 100644
--- a/openerp/fields.py
+++ b/openerp/fields.py
@@ -306,7 +306,7 @@ class Field(object):
         'args': EMPTY_DICT,             # the parameters given to __init__()
         '_attrs': EMPTY_DICT,           # the field's non-slot attributes
         '_module': None,                # the field's module name
-        'setup_full_done': False,       # whether the field has been fully setup
+        '_setup_done': None,            # the field's setup state: None, 'base' or 'full'
 
         'automatic': False,             # whether the field is automatically created ("magic" field)
         'inherited': False,             # whether the field is inherited (_inherits)
@@ -349,7 +349,7 @@ class Field(object):
         kwargs['string'] = string
         args = {key: val for key, val in kwargs.iteritems() if val is not Default}
         self.args = args or EMPTY_DICT
-        self.setup_full_done = False
+        self._setup_done = None
 
     def new(self, **kwargs):
         """ Return a field of the same type as ``self``, with its own parameters. """
@@ -401,14 +401,15 @@ class Field(object):
 
     def setup_base(self, model, name):
         """ Base setup: things that do not depend on other models/fields. """
-        if self.setup_full_done and not self.related:
+        if self._setup_done and not self.related:
             # optimization for regular fields: keep the base setup
-            self.setup_full_done = False
+            self._setup_done = 'base'
         else:
             # do the base setup from scratch
             self._setup_attrs(model, name)
             if not self.related:
                 self._setup_regular_base(model)
+            self._setup_done = 'base'
 
     #
     # Setup field parameter attributes
@@ -499,12 +500,12 @@ class Field(object):
 
     def setup_full(self, model):
         """ Full setup: everything else, except recomputation triggers. """
-        if not self.setup_full_done:
+        if self._setup_done != 'full':
             if not self.related:
                 self._setup_regular_full(model)
             else:
                 self._setup_related_full(model)
-            self.setup_full_done = True
+            self._setup_done = 'full'
 
     #
     # Setup of non-related fields
diff --git a/openerp/tools/config.py b/openerp/tools/config.py
index 3510ae6171a..6b2c2241abf 100644
--- a/openerp/tools/config.py
+++ b/openerp/tools/config.py
@@ -111,7 +111,7 @@ class configmanager(object):
         group.add_option("--addons-path", dest="addons_path",
                          help="specify additional addons paths (separated by commas).",
                          action="callback", callback=self._check_addons_path, nargs=1, type="string")
-        group.add_option("--load", dest="server_wide_modules", help="Comma-separated list of server-wide modules. Default is 'web,web_kanban'")
+        group.add_option("--load", dest="server_wide_modules", help="Comma-separated list of server-wide modules.", my_default='web,web_kanban')
 
         group.add_option("-D", "--data-dir", dest="data_dir", my_default=_get_default_datadir(),
                          help="Directory where to store Odoo data")
@@ -361,6 +361,9 @@ class configmanager(object):
         # the same for the pidfile
         if self.options['pidfile'] in ('None', 'False'):
             self.options['pidfile'] = False
+        # and the server_wide_modules
+        if self.options['server_wide_modules'] in ('', 'None', 'False'):
+            self.options['server_wide_modules'] = 'web,web_kanban'
 
         # if defined dont take the configfile value even if the defined value is None
         keys = ['xmlrpc_interface', 'xmlrpc_port', 'longpolling_port',
@@ -449,20 +452,13 @@ class configmanager(object):
             if len(self.options['language']) > 5:
                 raise Exception('ERROR: The Lang name must take max 5 chars, Eg: -lfr_BE')
 
-        # server_wide_modules defaults to web,web_kanban if empty or unset
-        server_wide_modules = self.options['server_wide_modules'] = (
-            self.options['server_wide_modules']
-            if self.options['server_wide_modules']
-            else 'web,web_kanban'
-        )
-
         if opt.save:
             self.save()
 
         openerp.conf.addons_paths = self.options['addons_path'].split(',')
 
         openerp.conf.server_wide_modules = [
-            m.strip() for m in server_wide_modules.split(',')
+            m.strip() for m in self.options['server_wide_modules'].split(',') if m.strip()
         ]
 
     def _is_addons_path(self, path):