diff --git a/addons/web/static/src/js/views/basic/basic_renderer.js b/addons/web/static/src/js/views/basic/basic_renderer.js
index 9daa9c9936a..d0778ded0fd 100644
--- a/addons/web/static/src/js/views/basic/basic_renderer.js
+++ b/addons/web/static/src/js/views/basic/basic_renderer.js
@@ -802,9 +802,6 @@ var BasicRenderer = AbstractRenderer.extend(WidgetAdapterMixin, {
             self._registerModifiers(node, record, widget);
             widget.$el.addClass('o_widget');
             $el.replaceWith(widget.$el);
-            if (self._isInDom && widget.on_attach_callback) {
-                widget.on_attach_callback();
-            }
         });
 
         return $el;
diff --git a/addons/web/static/src/js/views/form/form_renderer.js b/addons/web/static/src/js/views/form/form_renderer.js
index ffdb0d59064..483db4b2b09 100644
--- a/addons/web/static/src/js/views/form/form_renderer.js
+++ b/addons/web/static/src/js/views/form/form_renderer.js
@@ -55,6 +55,7 @@ var FormRenderer = BasicRenderer.extend(WidgetAdapterMixin, {
     on_attach_callback: function () {
         WidgetAdapterMixin.on_attach_callback.call(this);
         this._isInDom = true;
+        _.invoke(this.widgets, 'on_attach_callback');
         this._super.apply(this, arguments);
     },
     /**
@@ -1010,6 +1011,7 @@ var FormRenderer = BasicRenderer.extend(WidgetAdapterMixin, {
                 _.forEach(self.allFieldWidgets, function (widgets){
                     _.invoke(widgets, 'on_attach_callback');
                 });
+                _.invoke(self.widgets, 'on_attach_callback');
             }
         }).guardedCatch(function () {
             $form.remove();
diff --git a/addons/web/static/tests/views/form_tests.js b/addons/web/static/tests/views/form_tests.js
index 227980cc634..27461dda3f4 100644
--- a/addons/web/static/tests/views/form_tests.js
+++ b/addons/web/static/tests/views/form_tests.js
@@ -9294,6 +9294,33 @@ QUnit.module('Views', {
 
         form.destroy();
     });
+
+    QUnit.test('reload a form view with a pie chart does not crash', async function (assert) {
+        assert.expect(3);
+
+        const form = await createView({
+            View: FormView,
+            model: 'partner',
+            data: this.data,
+            arch: `<form>
+                      <widget name="pie_chart" title="qux by product" attrs="{'measure\': 'qux', 'groupby': 'product_id'}"/>
+                  </form>`,
+        });
+
+        assert.containsOnce(form, '.o_widget');
+        const canvasId1 = form.el.querySelector('.o_widget canvas').id;
+
+        await form.reload();
+        await testUtils.nextTick();
+
+        assert.containsOnce(form, '.o_widget');
+        const canvasId2 = form.el.querySelector('.o_widget canvas').id;
+        // A new canvas should be found in the dom
+        assert.notStrictEqual(canvasId1, canvasId2);
+
+        form.destroy();
+        delete widgetRegistry.map.test;
+    });
 });
 
 });