2 files changed, 12 insertions, 3 deletions
diff --git a/addons/web/static/src/js/framework/session.js b/addons/web/static/src/js/framework/session.js
index 18fccecc331..6af97721926 100644
--- a/addons/web/static/src/js/framework/session.js
+++ b/addons/web/static/src/js/framework/session.js
@@ -141,9 +141,12 @@ var Session = core.Class.extend(mixins.EventDispatcherMixin, {
         }
         var def = this._groups_def[group];
         if (!def) {
-            var Model = window.openerp.web.Model;
-            var Users = new Model('res.users');
-            def = this._groups_def[group] = Users.call('has_group', [group]);
+            def = this._groups_def[group] = this.rpc('/web/dataset/call_kw/res.users/has_group', {
+                "model": "res.users",
+                "method": "has_group",
+                "args": [group],
+                "kwargs": {}
+            });
         }
         return def;
     },
diff --git a/addons/web/static/src/js/framework/view.js b/addons/web/static/src/js/framework/view.js
index 9b3d1751570..ded3ba10bb7 100644
--- a/addons/web/static/src/js/framework/view.js
+++ b/addons/web/static/src/js/framework/view.js
@@ -196,6 +196,12 @@ var View = Widget.extend({
     get_context: function () {
         return {};
     },
+    destroy: function () {
+        if (this.$buttons) {
+            this.$buttons.off();
+        }
+        return this._super.apply(this, arguments);
+    },
     set_scrollTop: function(scrollTop) {
         this.scrollTop = scrollTop;
     },