diff --git a/odex25_transactions/exp_transaction_documents/models/incoming_transaction.py b/odex25_transactions/exp_transaction_documents/models/incoming_transaction.py
index bcce9ff02..c6512b682 100644
--- a/odex25_transactions/exp_transaction_documents/models/incoming_transaction.py
+++ b/odex25_transactions/exp_transaction_documents/models/incoming_transaction.py
@@ -134,25 +134,25 @@ class IncomingTransaction(models.Model):
         for record in self:
             res = super(IncomingTransaction, self).action_send()
             # Check if to_id is set before accessing it
-            if record.to_id:
+            if record.to_ids:
                 employee = self.current_employee()
-                to_id = record.to_id.id
-                if record.to_id.type != 'employee':
-                    to_id = record.to_id.secretary_id.id
+                to_ids = record.to_ids.id
+                if record.to_ids.type != 'employee':
+                    to_ids = record.to_ids.secretary_id.id
                 record.trace_ids.create({
                     'action': 'sent',
-                    'to_id': to_id,
+                    'to_ids': to_ids,
                     'from_id': employee and employee.id or False,
                     'procedure_id': record.procedure_id.id or False,
                     'incoming_transaction_id': record.id
                 })
                 partner_ids = []
-                if record.to_id.type == 'unit':
-                    partner_ids.append(record.to_id.secretary_id.user_id.partner_id.id)
-                    record.forward_user_id = record.to_id.secretary_id.user_id.id
-                elif record.to_id.type == 'employee':
-                    partner_ids.append(record.to_id.user_id.partner_id.id)
-                    record.forward_user_id = record.to_id.user_id.id
+                if record.to_ids.type == 'unit':
+                    partner_ids.append(record.to_ids.secretary_id.user_id.partner_id.id)
+                    record.forward_user_id = record.to_ids.secretary_id.user_id.id
+                elif record.to_ids.type == 'employee':
+                    partner_ids.append(record.to_ids.user_id.partner_id.id)
+                    record.forward_user_id = record.to_ids.user_id.id
                 subj = _('Message Has been send !')
                 msg = _(u'{} ← {}').format(record.employee_id.name, record.to_id.name)
                 msg = u'{}<br /><b>{}</b> {}.<br />{}'.format(msg,