diff --git a/planning/static/src/js/planning_gantt_controller.js b/planning/static/src/js/planning_gantt_controller.js
index 5da02b0..bb91f57 100755
--- a/planning/static/src/js/planning_gantt_controller.js
+++ b/planning/static/src/js/planning_gantt_controller.js
@@ -23,7 +23,8 @@ var PlanningGanttController = GanttController.extend({
      * @param {jQueryElement} $node to which the buttons will be appended
      */
     renderButtons: function ($node) {
-        if ($node) {
+        //if ($node) {
+        if (this.model && this.model.get()) {
             var state = this.model.get();
             this.$buttons = $(QWeb.render('PlanningGanttView.buttons', {
                 groupedBy: state.groupedBy,
diff --git a/planning/static/src/xml/planning_gantt.xml b/planning/static/src/xml/planning_gantt.xml
index 1e2561c..614f4c7 100755
--- a/planning/static/src/xml/planning_gantt.xml
+++ b/planning/static/src/xml/planning_gantt.xml
@@ -27,12 +27,12 @@
                 <i class="fa fa-compress"/>
             </button>
         </div>
-        <button t-if="activeActions.create &amp;&amp; activateScale == 'week'" class="o_gantt_button_copy_previous_week btn btn-secondary mr-3" title="Copy previous week">
+        <!-- <button t-if="activeActions.create &amp;&amp; activateScale == 'week'" class="o_gantt_button_copy_previous_week btn btn-secondary mr-3" title="Copy previous week">
             Copy previous week
         </button>
          <button t-if="activeActions.edit" class="o_gantt_button_send_all btn btn-primary" title="Send schedule">
             Send schedule
-        </button>
+        </button> -->
     </div>
 
     <t t-name="PlanningGanttView.Row" t-extend="GanttView.Row">
diff --git a/web_gantt/models/ir_ui_view.py b/web_gantt/models/ir_ui_view.py
index f865047..2eb979a 100755
--- a/web_gantt/models/ir_ui_view.py
+++ b/web_gantt/models/ir_ui_view.py
@@ -24,3 +24,34 @@ class View(models.Model):
                     node.set(action, 'false')
 
         return node
+
+    """def _postprocess_access_rights(self, model, node):
+        Model = self.env[model].sudo(False)
+        is_base_model = self.env.context.get('base_model_name', model) == model
+        if node.tag in ('gantt'):
+            for action, operation in (('create', 'create'), ('edit', 'write')):
+                if (not node.get(action) and
+                        not Model.check_access_rights(operation, raise_exception=False) or
+                            not self._context.get(action, True) and is_base_model):
+                    node.set(action, 'false')
+
+        if node.tag in ('kanban', 'tree', 'form', 'activity'):
+            for action, operation in (('create', 'create'), ('delete', 'unlink'), ('edit', 'write')):
+                if (not node.get(action) and
+                        not Model.check_access_rights(operation, raise_exception=False) or
+                            not self._context.get(action, True) and is_base_model):
+                    node.set(action, 'false')
+
+        if node.tag == 'kanban':
+            group_by_name = node.get('default_group_by')
+            group_by_field = Model._fields.get(group_by_name)
+            if group_by_field and group_by_field.type == 'many2one':
+                group_by_model = Model.env[group_by_field.comodel_name]
+                for action, operation in (
+                ('group_create', 'create'), ('group_delete', 'unlink'), ('group_edit', 'write')):
+                    if (not node.get(action) and
+                            not group_by_model.check_access_rights(operation, raise_exception=False) or
+                                not self._context.get(action, True) and is_base_model):
+                        node.set(action, 'false')"""
+
+