diff --git a/app_odoo_customize/models/app_theme_config_settings.py b/app_odoo_customize/models/app_theme_config_settings.py
index 0befbd37..382b20b4 100644
--- a/app_odoo_customize/models/app_theme_config_settings.py
+++ b/app_odoo_customize/models/app_theme_config_settings.py
@@ -304,6 +304,9 @@ class AppThemeConfigSettings(models.TransientModel):
             ['procurement.group', ],
         ]
         try:
+            # 为优化，增加处理
+            self._cr.execute("update stock_move set split_from=NULL;")
+            self._cr.execute("update stock_move set origin_returned_move_id=NULL;")
             for line in to_removes :
                 obj_name = line[0]
                 obj = self.pool.get(obj_name)
diff --git a/app_odoo_customize/views/app_theme_config_settings_view.xml b/app_odoo_customize/views/app_theme_config_settings_view.xml
index 6ab242a6..fd7304e9 100644
--- a/app_odoo_customize/views/app_theme_config_settings_view.xml
+++ b/app_odoo_customize/views/app_theme_config_settings_view.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <openerp>
     <data>
-        <record id="view_app_theme_config_settings" model="ir.ui.view">
+        <record id="</" model="ir.ui.view">
             <field name="name">App Odoo Customize Settings</field>
             <field name="model">app.theme.config.settings</field>
             <field name="arch" type="xml">
diff --git a/app_product_type_sequence/models/product_template.py b/app_product_type_sequence/models/product_template.py
index bd51b4a0..e5ef2d30 100644
--- a/app_product_type_sequence/models/product_template.py
+++ b/app_product_type_sequence/models/product_template.py
@@ -36,6 +36,13 @@ class ProductTemplate(models.Model):
     default_code_stored = fields.Char('Internal Reference Stored',
         default=lambda self: _('New'))
 
+    # todo: 检查数据，要保证数据唯一性
+    _sql_constraints = [
+        ('uniq_default_code',
+         'unique(default_code)',
+         'The reference must be unique'),
+    ]
+
     @api.model
     def default_get(self, fields):
         context = self._context or {}