Fix asset operations display for purchase requests

odex25_purchase/purchase_custom_stock/models/purchase_request.py

@@ -409,7 +409,9 @@ class PurchaseRequest(models.Model):
         return res
 
     def create_asset_operation(self):
+        self.ensure_one()
         AssetOperation = self.env['account.asset.operation']
+        operations_created = False
         for asset in self.asset_request_line_ids:
             exists = AssetOperation.search_count([
                 ('purchase_request_id', '=', self.id),
@@ -433,6 +435,8 @@ class PurchaseRequest(models.Model):
 
             }
             AssetOperation.create(data)
+            operations_created = True
+        return operations_created
 
     def create_asset_custody_lines(self):
         Asset = self.env['account.asset']

odex25_purchase/purchase_custom_stock/views/purchase_request.xml

@@ -6,7 +6,7 @@
             <field name="name">Assets Assignment</field>
             <field name="res_model">account.asset.operation</field>
             <field name="view_mode">tree,form</field>
-            <field name="context">{ 'create': False }</field>
+            <field name="context">{'create': False }</field>
             <field name="domain">[('purchase_request_id', '=', active_id),('type', '=', 'assignment')]</field>
             <field name="view_ids" eval="[(5, 0, 0),
             (0, 0, {'view_mode': 'tree', 'view_id': ref('exp_asset_custody.view_account_asset_assignment_tree')}),