diff --git a/openerp/addons/base/ir/ir_ui_view.py b/openerp/addons/base/ir/ir_ui_view.py
index f5ebbe4d63a..026f9161c36 100644
--- a/openerp/addons/base/ir/ir_ui_view.py
+++ b/openerp/addons/base/ir/ir_ui_view.py
@@ -885,7 +885,7 @@ class view(osv.osv):
         # TODO: remove this as soon as the following branch is merged
         #       lp:~openerp-dev/openerp-web/trunk-module-closure-style-msh
         from openerp.addons.web.controllers.main import module_boot
-        qcontext['modules'] = simplejson.dumps(module_boot())
+        qcontext['modules'] = simplejson.dumps(module_boot()) if request else None
 
         def loader(name):
             return self.read_template(cr, uid, name, context=context)