1 files changed, 8 insertions, 1 deletions
diff --git a/addons/web/static/src/js/chrome/action_manager_act_window.js b/addons/web/static/src/js/chrome/action_manager_act_window.js
index 2621071731c..39277248480 100644
--- a/addons/web/static/src/js/chrome/action_manager_act_window.js
+++ b/addons/web/static/src/js/chrome/action_manager_act_window.js
@@ -574,7 +574,14 @@ ActionManager.include({
         };
 
         var controllerDef = action.controllers[viewType];
-        if (!controllerDef) {
+        if (!controllerDef || controllerDef.state() === 'rejected') {
+            // if the controllerDef is rejected, it probably means that the js
+            // code or the requests made to the server crashed.  In that case,
+            // if we reuse the same deferred, then the switch to the view is
+            // definitely blocked.  We want to use a new controller, even though
+            // it is very likely that it will recrash again.  At least, it will
+            // give more feedback to the user, and it could happen that one
+            // record crashes, but not another.
             controllerDef = newController();
         } else {
             controllerDef = controllerDef.then(function (controller) {