diff --git a/bin/addons/__init__.py b/bin/addons/__init__.py
index 395cf573c0a..96d23ea171a 100644
--- a/bin/addons/__init__.py
+++ b/bin/addons/__init__.py
@@ -87,7 +87,7 @@ class Graph(dict):
 
         ## and we update the default values with values from the database
         additional_data.update(dict([(x.pop('name'), x) for x in cr.dictfetchall()]))
-
+        
         for package in self.values():
             for k, v in additional_data[package.name].items():
                 setattr(package, k, v)
@@ -613,6 +613,16 @@ def load_module_graph(cr, graph, status=None, perform_checks=True, **kwargs):
         if hasattr(package, 'init') or hasattr(package, 'update') or package.state in ('to install', 'to upgrade'):
             has_updates = True
             for kind in ('init', 'update'):
+                if package.state=='to upgrade':
+                    # upgrading the module information
+                    modobj.write(cr, 1, [mid], {
+                    'description': package.data.get('description', ''),
+                    'shortdesc': package.data.get('name', ''),
+                    'author': package.data.get('author', 'Unknown'),
+                    'website': package.data.get('website', ''),
+                    'license': package.data.get('license', 'GPL-2'),
+                    'certificate': package.data.get('certificate') or None,
+                    })
                 for filename in package.data.get('%s_xml' % kind, []):
                     logger.notifyChannel('init', netsvc.LOG_INFO, 'module %s: loading %s' % (m, filename))
                     name, ext = os.path.splitext(filename)
diff --git a/bin/addons/module_graph.py b/bin/addons/module_graph.py
index 42fe6118d2a..74d4115a086 100755
--- a/bin/addons/module_graph.py
+++ b/bin/addons/module_graph.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 ##############################################################################
 #    
diff --git a/bin/openerp-server.py b/bin/openerp-server.py
index dbf1caa7532..33b5fef9aeb 100755
--- a/bin/openerp-server.py
+++ b/bin/openerp-server.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 ##############################################################################
 #    
diff --git a/bin/osv/fields.py b/bin/osv/fields.py
index 17185c4e334..b51cdcfd0bf 100644
--- a/bin/osv/fields.py
+++ b/bin/osv/fields.py
@@ -734,7 +734,7 @@ class related(function):
                         t_id=t_data['id']
                         t_data = t_data[self.arg[i]]
                 if t_id:
-                    obj.pool.get(field_detail['object']).write(cr,uid,[t_id],{args[-1]:values})
+                    obj.pool.get(field_detail['object']).write(cr,uid,[t_id],{args[-1]:values}, context=context)
 
     def _fnct_read(self, obj, cr, uid, ids, field_name, args, context=None):
         self._field_get2(cr, uid, obj, context)
@@ -757,7 +757,7 @@ class related(function):
                 except:
                     t_data = False
                     break
-                if field_detail['type'] in ('one2many', 'many2many'):
+                if field_detail['type'] in ('one2many', 'many2many') and i != len(self.arg) - 1:
                     t_data = t_data[self.arg[i]][0]
                 else:
                     t_data = t_data[self.arg[i]]
@@ -773,6 +773,12 @@ class related(function):
                 for r in res:
                     if res[r]:
                         res[r] = (res[r], ng[res[r]])
+        elif self._type in ('one2many', 'many2many'):
+            for r in res:
+                if res[r]:
+                    res[r] = [x.id for x in res[r]]
+
+            
         return res
 
     def __init__(self, *arg, **args):
diff --git a/bin/report/interface.py b/bin/report/interface.py
index d50107f507b..e1dd37dbe2e 100644
--- a/bin/report/interface.py
+++ b/bin/report/interface.py
@@ -89,14 +89,14 @@ class report_rml(report_int):
     def create(self, cr, uid, ids, datas, context):
         xml = self.create_xml(cr, uid, ids, datas, context)
         xml = tools.ustr(xml).encode('utf8')
-        if datas.get('report_type', 'pdf') == 'raw':
-            return xml
+        report_type = datas.get('report_type', 'pdf')
+        if report_type == 'raw':
+            return (xml,report_type)
         rml = self.create_rml(cr, xml, uid, context)
         pool = pooler.get_pool(cr.dbname)
         ir_actions_report_xml_obj = pool.get('ir.actions.report.xml')
         report_xml_ids = ir_actions_report_xml_obj.search(cr, uid, [('report_name', '=', self.name[7:])], context=context)
         self.title = report_xml_ids and ir_actions_report_xml_obj.browse(cr,uid,report_xml_ids)[0].name or 'OpenERP Report'
-        report_type = datas.get('report_type', 'pdf')
         create_doc = self.generators[report_type]
         pdf = create_doc(rml, title=self.title)
         return (pdf, report_type)
diff --git a/bin/report/render/rml2html/rml2html.py b/bin/report/render/rml2html/rml2html.py
index c197dae7675..9e419c652c1 100644
--- a/bin/report/render/rml2html/rml2html.py
+++ b/bin/report/render/rml2html/rml2html.py
@@ -457,4 +457,4 @@ if __name__=="__main__":
         print 'Usage: rml2html input.rml >output.html'
         print 'Try \'rml2html --help\' for more information.'
 
-# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
\ No newline at end of file
+# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
diff --git a/bin/service/web_services.py b/bin/service/web_services.py
index c9113cc097e..ec554ac0325 100644
--- a/bin/service/web_services.py
+++ b/bin/service/web_services.py
@@ -287,11 +287,8 @@ class db(netsvc.ExportService):
         return True
 
     def exp_db_exist(self, db_name):
-        try:
-            db = sql_db.db_connect(db_name)
-            return True
-        except:
-            return False
+        ## Not True: in fact, check if connection to database is possible. The database may exists
+        return bool(sql_db.db_connect(db_name))
 
     def exp_list(self):
         db = sql_db.db_connect('template1')
diff --git a/bin/sql_db.py b/bin/sql_db.py
index 93b031e0673..a84547b0b7c 100644
--- a/bin/sql_db.py
+++ b/bin/sql_db.py
@@ -170,6 +170,7 @@ class Cursor(object):
                 sqllogs[type].clear()
             sum = timedelta(microseconds=sum)
             log("SUM %s:%s/%d [%d]" % (type, str(sum), self.sql_log_count, sql_counter))
+            sqllogs[type].clear()
         process('from')
         process('into')
         self.sql_log_count = 0
@@ -315,6 +316,15 @@ class Connection(object):
     def serialized_cursor(self):
         return self.cursor(True)
 
+    def __nonzero__(self):
+        """Check if connection is possible"""
+        try:
+            cr = self.cursor()
+            cr.close()
+            return True
+        except:
+            return False
+
 
 _dsn = ''
 for p in ('host', 'port', 'user', 'password'):
diff --git a/bin/tools/graph.py b/bin/tools/graph.py
index 148b30d396b..923fb39af51 100644
--- a/bin/tools/graph.py
+++ b/bin/tools/graph.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 ##############################################################################
 #    
diff --git a/doc/tests/check_profile_l10n_all.py b/doc/tests/check_profile_l10n_all.py
index ffde262bf58..f558a2a5b56 100644
--- a/doc/tests/check_profile_l10n_all.py
+++ b/doc/tests/check_profile_l10n_all.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 ##############################################################################
 #