=== modified file 'addons/web/static/src/js/view_form.js'
--- addons/web/static/src/js/view_form.js	2013-02-25 14:37:42 +0000
+++ addons/web/static/src/js/view_form.js	2013-03-01 10:20:27 +0000
@@ -204,6 +204,11 @@
             this.sidebar.$element.hide();
         }
     },
+    on_record_failed: function(error, event) {
+        this.do_execute_action(
+            _.extend({special: "cancel"}),
+            this.dataset, this.datarecord.id);
+    },
     on_record_loaded: function(record) {
         var self = this, set_values = [];
         if (!record) {
@@ -492,7 +497,7 @@
             if (self.can_be_discarded()) {
                 var keys = _.keys(self.fields_view.fields);
                 if (keys.length) {
-                    self.dataset.default_get(keys).pipe(self.on_record_loaded).then(function() {
+                    self.dataset.default_get(keys).pipe(self.on_record_loaded, self.on_record_failed).then(function() {
                         def.resolve();
                     });
                 } else {