diff --git a/addons/account_asset/views/account_asset_views.xml b/addons/account_asset/views/account_asset_views.xml
index 6689500c0ac..2c316483e38 100644
--- a/addons/account_asset/views/account_asset_views.xml
+++ b/addons/account_asset/views/account_asset_views.xml
@@ -133,7 +133,7 @@
                             <field name="salvage_value" widget="monetary" options="{'currency_field': 'currency_id'}" attrs="{'invisible': [('type','=','sale')]}"/>
                             <field name="value_residual" widget="monetary" options="{'currency_field': 'currency_id'}"/>
                             <field name="partner_id" string="Vendor" domain="[('supplier', '=', True)]"/>
-                            <field name="invoice_id" string="Invoice" options="{'no_create': True}"/>
+                            <field name="invoice_id" string="Invoice" attrs="{'readonly': [('state', '!=', 'draft')]}" options="{'no_create': True}"/>
                         </group>
                     </group>
                     <notebook colspan="4">
diff --git a/addons/l10n_pl/data/account_tax_data.xml b/addons/l10n_pl/data/account_tax_data.xml
index a4fece19af2..5173dfde702 100644
--- a/addons/l10n_pl/data/account_tax_data.xml
+++ b/addons/l10n_pl/data/account_tax_data.xml
@@ -253,7 +253,7 @@
       <field name="type_tax_use">sale</field>
       <field name="refund_account_id" ref="chart22030200"/>
       <field name="account_id" ref="chart22030200"/>
-      <field name="tag_ids" eval="[ref('l10n_pl.tag_pl_08'), ref('l10n_pl.tag_pl_29')]"/>
+      <field name="tag_ids" eval="[(6,0,[ref('l10n_pl.tag_pl_08'), ref('l10n_pl.tag_pl_29')])]"/>
     </record>
 
     <record id="vs_kraj_5" model="account.tax.template">
diff --git a/addons/point_of_sale/i18n/point_of_sale.pot b/addons/point_of_sale/i18n/point_of_sale.pot
index 5e049ffd5ab..85d762fca2b 100644
--- a/addons/point_of_sale/i18n/point_of_sale.pot
+++ b/addons/point_of_sale/i18n/point_of_sale.pot
@@ -1315,6 +1315,13 @@ msgstr ""
 msgid "Group Journal Items"
 msgstr ""
 
+#. module: point_of_sale
+#. openerp-web
+#: code:addons/point_of_sale/static/src/js/models.js:135
+#, python-format
+msgid "HTTPS connection to IoT Box failed"
+msgstr ""
+
 #. module: point_of_sale
 #. openerp-web
 #: code:addons/point_of_sale/static/src/xml/pos.xml:1327
@@ -1637,6 +1644,13 @@ msgstr ""
 msgid "Make Payment"
 msgstr ""
 
+#. module: point_of_sale
+#. openerp-web
+#: code:addons/point_of_sale/static/src/js/models.js:137
+#, python-format
+msgid "Make sure you are using IoT Box v18.12 or higher. Navigate to %s to accept the certificate of your IoT Box."
+msgstr ""
+
 #. module: point_of_sale
 #: model:res.groups,name:point_of_sale.group_pos_manager
 msgid "Manager"
diff --git a/addons/point_of_sale/static/src/js/chrome.js b/addons/point_of_sale/static/src/js/chrome.js
index ee7e4d9d9de..3c2bf4519a1 100644
--- a/addons/point_of_sale/static/src/js/chrome.js
+++ b/addons/point_of_sale/static/src/js/chrome.js
@@ -630,9 +630,6 @@ var Chrome = PosBaseWidget.extend({
         if(err.message === 'XmlHttpRequestError '){
             title = 'Network Failure (XmlHttpRequestError)';
             body  = 'The Point of Sale could not be loaded due to a network problem.\n Please check your internet connection.';
-        }else if(err.message === 'TLSError'){
-            title = 'Https connection to IoT Box failed';
-            body = 'Make sure you are using IoT Box v18.10 or higher.\n\n Navigate to ' + err.url + ' to accept the certificate of your IoT Box.';
         }else if(err.code === 200){
             title = err.data.message;
             body  = err.data.debug;
diff --git a/addons/point_of_sale/static/src/js/models.js b/addons/point_of_sale/static/src/js/models.js
index 2fe1efe8bfa..5e00712be0d 100644
--- a/addons/point_of_sale/static/src/js/models.js
+++ b/addons/point_of_sale/static/src/js/models.js
@@ -129,11 +129,16 @@ exports.PosModel = Backbone.Model.extend({
                         done.resolve();
                 },
                 function(statusText, url){
-                        if (statusText == 'error' && window.location.protocol == 'https:') {
-                            var error = {message: 'TLSError', url: url};
-                            self.chrome.loading_error(error);
-                        } else {
-                            done.resolve();
+                        var show_loading_error = (self.gui.current_screen === null);
+                        done.resolve();
+                        if (show_loading_error && statusText == 'error' && window.location.protocol == 'https:') {
+                            self.gui.show_popup('alert', {
+                                title: _t('HTTPS connection to IoT Box failed'),
+                                body: _.str.sprintf(
+                                  _t('Make sure you are using IoT Box v18.12 or higher. Navigate to %s to accept the certificate of your IoT Box.'),
+                                  url
+                                ),
+                            });
                         }
                 });
         return done;
diff --git a/addons/product/models/product.py b/addons/product/models/product.py
index 9d3d8d86b58..00e9d5522bf 100644
--- a/addons/product/models/product.py
+++ b/addons/product/models/product.py
@@ -10,6 +10,7 @@ from odoo.osv import expression
 import odoo.addons.decimal_precision as dp
 
 
+
 class ProductCategory(models.Model):
     _name = "product.category"
     _description = "Product Category"
@@ -520,7 +521,10 @@ class ProductProduct(models.Model):
         if date is None:
             date = fields.Date.today()
         res = self.env['product.supplierinfo']
-        for seller in self.seller_ids:
+        sellers = self.seller_ids
+        if self.env.context.get('force_company'):
+            sellers = sellers.filtered(lambda s: not s.company_id or s.company_id.id == self.env.context['force_company'])
+        for seller in sellers:
             # Set quantity in UoM of seller
             quantity_uom_seller = quantity
             if quantity_uom_seller and uom_id and uom_id != seller.product_uom:
diff --git a/addons/purchase/models/purchase.py b/addons/purchase/models/purchase.py
index f2c807ec9b8..e2d3562950c 100644
--- a/addons/purchase/models/purchase.py
+++ b/addons/purchase/models/purchase.py
@@ -956,7 +956,7 @@ class ProcurementOrder(models.Model):
            Purchase Order created to satisfy the given procurement. """
         self.ensure_one()
 
-        seller = self.product_id._select_seller(
+        seller = self.product_id.with_context(force_company=self.company_id.id)._select_seller(
             partner_id=partner,
             quantity=self.product_qty,
             date=fields.Date.to_string(schedule_date),
@@ -969,7 +969,7 @@ class ProcurementOrder(models.Model):
         self.ensure_one()
 
         procurement_uom_po_qty = self.product_uom._compute_quantity(self.product_qty, self.product_id.uom_po_id)
-        seller = self.product_id._select_seller(
+        seller = self.product_id.with_context(force_company=self.company_id.id)._select_seller(
             partner_id=supplier.name,
             quantity=procurement_uom_po_qty,
             date=po.date_order and po.date_order[:10],
diff --git a/addons/web_editor/static/src/js/widgets.js b/addons/web_editor/static/src/js/widgets.js
index 25b2385222f..a9f7538a036 100644
--- a/addons/web_editor/static/src/js/widgets.js
+++ b/addons/web_editor/static/src/js/widgets.js
@@ -768,7 +768,7 @@ function createVideoNode(url, options) {
     options = options || {};
 
     // video url patterns(youtube, instagram, vimeo, dailymotion, youku)
-    var ytRegExp = /^(?:(?:https?:)?\/\/)?(?:www\.)?(?:youtu\.be\/|youtube\.com\/(?:embed\/|v\/|watch\?v=|watch\?.+&v=))((\w|-){11})(?:\S+)?$/;
+    var ytRegExp = /^(?:(?:https?:)?\/\/)?(?:www\.)?(?:youtu\.be\/|youtube(-nocookie)?\.com\/(?:embed\/|v\/|watch\?v=|watch\?.+&v=))((?:\w|-){11})(?:\S+)?$/;
     var ytMatch = url.match(ytRegExp);
 
     var igRegExp = /\/\/instagram.com\/p\/(.[a-zA-Z0-9]*)/;
@@ -787,10 +787,10 @@ function createVideoNode(url, options) {
     var youkuMatch = url.match(youkuRegExp);
 
     var $video = $('<iframe>');
-    if (ytMatch && ytMatch[1].length === 11) {
-        var youtubeId = ytMatch[1];
+    if (ytMatch && ytMatch[2].length === 11) {
+        var youtubeId = ytMatch[2];
         $video = $('<iframe>', {
-            src: '//www.youtube.com/embed/' + youtubeId,
+            src: '//www.youtube' + (ytMatch[1] || '') + '.com/embed/' + youtubeId,
             width: '640',
             height: '360'
         });