diff --git a/web_widget_one2many_product_picker/models/base.py b/web_widget_one2many_product_picker/models/base.py
index 86a1cd305..970e7dc1b 100644
--- a/web_widget_one2many_product_picker/models/base.py
+++ b/web_widget_one2many_product_picker/models/base.py
@@ -31,21 +31,14 @@ class BaseModel(models.BaseModel):
             field_obj = self[relation_field]
             if field_obj:
                 relation_id = relation_id.id
-        has_product = (
-            self.search(
-                [
-                    (relation_field, "=", relation_id),
-                    (product_field, "in", product_ids),
-                ],
-                count=True,
-                limit=1,
-            )
-            != 0
+        db_sol = self.search(
+            [(relation_field, "=", relation_id), (product_field, "in", product_ids)],
+            limit=1,
         )
-        if has_product:
+        if db_sol:
             raise ValidationError(
-                _("Can't create the %s: Duplicated product! (Already in database)")
-                % relation
+                _("Can't create the %s: Duplicated product (%s)! (Already in database)")
+                % (relation, db_sol[product_field].display_name)
             )
 
     @api.model_create_multi
diff --git a/web_widget_one2many_product_picker/static/src/js/views/One2ManyProductPicker/renderer.js b/web_widget_one2many_product_picker/static/src/js/views/One2ManyProductPicker/renderer.js
index 6d18165bb..04d0e70ae 100644
--- a/web_widget_one2many_product_picker/static/src/js/views/One2ManyProductPicker/renderer.js
+++ b/web_widget_one2many_product_picker/static/src/js/views/One2ManyProductPicker/renderer.js
@@ -98,6 +98,9 @@ odoo.define(
             },
 
             canBeUpdated: function() {
+                if (!this.getParent()) {
+                    return false;
+                }
                 var model = this.getParent().getBasicFieldParams().model;
                 for (var widget of this.widgets) {
                     if (!widget.state) {
@@ -149,6 +152,9 @@ odoo.define(
             },
 
             getWidgetsWithoutOnchange: function() {
+                if (!this.getParent()) {
+                    return false;
+                }
                 var model = this.getParent().getBasicFieldParams().model;
                 return _.filter(this.widgets, function(item) {
                     return (
diff --git a/web_widget_one2many_product_picker/static/src/js/widgets/field_one2many_product_picker.js b/web_widget_one2many_product_picker/static/src/js/widgets/field_one2many_product_picker.js
index 63697420b..87ea2dfbe 100644
--- a/web_widget_one2many_product_picker/static/src/js/widgets/field_one2many_product_picker.js
+++ b/web_widget_one2many_product_picker/static/src/js/widgets/field_one2many_product_picker.js
@@ -810,6 +810,7 @@ odoo.define("web_widget_one2many_product_picker.FieldOne2ManyProductPicker", fun
         _saveDocument: function(ids_to_update) {
             var widgets = this.renderer.getWidgetsWithoutOnchange();
             if (
+                widgets === false ||
                 !_.isEmpty(this._ids_to_wait) ||
                 _.isEmpty(ids_to_update) ||
                 !_.isEmpty(widgets)
@@ -1140,6 +1141,7 @@ odoo.define("web_widget_one2many_product_picker.FieldOne2ManyProductPicker", fun
         _onResumeAutoSave: function() {
             // Check if can resume
             if (
+                !this._is_auto_save_paused ||
                 this.$(".oe_product_picker_quick_modif_price").is(":visible") ||
                 this.$(".oe_search_input").is(":focus") ||
                 this.$(".oe_flip_card.active").length
@@ -1148,6 +1150,9 @@ odoo.define("web_widget_one2many_product_picker.FieldOne2ManyProductPicker", fun
             }
 
             if (this._need_resume_auto_save) {
+                if (this._auto_save_timeout) {
+                    clearTimeout(this._auto_save_timeout);
+                }
                 this._auto_save_timeout = setTimeout(
                     this._saveDocument.bind(this),
                     this.options.auto_save_delay,