diff --git a/openerp/addons/base/ir/ir_ui_view.py b/openerp/addons/base/ir/ir_ui_view.py
index 2baf988297f..a7614ab496c 100644
--- a/openerp/addons/base/ir/ir_ui_view.py
+++ b/openerp/addons/base/ir/ir_ui_view.py
@@ -74,10 +74,26 @@ class view(osv.osv):
     _order = "priority,name"
 
     def _check_xml(self, cr, uid, ids, context=None):
+        def root_view(record):
+            if not record.inherit_id:
+                return record
+            else:
+                parent = self.browse(cr, uid, record.inherit_id.id, context)
+                return root_view(parent)
+        def call_view(record):
+            try:
+                root = root_view(record)
+                self.pool.get(root.model).fields_view_get(cr, uid, view_id=root.id, view_type=root.type, context=context)
+                return True
+            except:
+                _logger.exception("Can't obtain view description for model: %s (view id: %s).", record.model, record.id)
+                return False
         for view in self.browse(cr, uid, ids, context):
+            return call_view(view)
+
+            # TODO The following code should be executed (i.e. no early return above).
+            # TODO The view.rng file can be read only once!
             eview = etree.fromstring(view.arch.encode('utf8'))
-            if eview.get('layout') or eview.get('validate'):
-                continue
             frng = tools.file_open(os.path.join('base','rng','view.rng'))
             try:
                 relaxng_doc = etree.parse(frng)
diff --git a/openerp/addons/base/module/wizard/base_module_upgrade.py b/openerp/addons/base/module/wizard/base_module_upgrade.py
index 3b7df0016bd..a9486a9a929 100644
--- a/openerp/addons/base/module/wizard/base_module_upgrade.py
+++ b/openerp/addons/base/module/wizard/base_module_upgrade.py
@@ -38,6 +38,7 @@ class base_module_upgrade(osv.osv_memory):
         if view_type != 'form':
             return res
 
+        context = {} if context is None else context
         record_id = context and context.get('active_id', False) or False
         active_model = context.get('active_model')
         if (not record_id) or (not active_model):
diff --git a/openerp/addons/base/res/res_config.xml b/openerp/addons/base/res/res_config.xml
index 2da5dc32e8e..136b2e89a7c 100644
--- a/openerp/addons/base/res/res_config.xml
+++ b/openerp/addons/base/res/res_config.xml
@@ -41,7 +41,6 @@
           <group>
             <field name="note" nolabel="1" colspan="4" width="500"/>
             <group colspan="4" col="8">
-              <field name="progress" widget="progressbar"/>
               <label string="" colspan="4"/>
               <group colspan="1" col="2">
                 <button name="action_next" icon="gtk-go-forward"