From 1c98320ccc03e240d52ef077706a80f9d4983cfe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicolas=20=C3=89vrard?= <nicoe@b2ck.com>
Date: Mon, 16 Mar 2026 18:42:56 +0100
Subject: [PATCH] Call on_modification on each Model with a replaced party

Closes #14684
---
 modules/party/party.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/modules/party/party.py b/modules/party/party.py
index e42df6a880..ac7beff344 100644
--- a/modules/party/party.py
+++ b/modules/party/party.py
@@ -3,6 +3,7 @@
 
 import logging
 import re
+from collections import defaultdict
 
 import stdnum.exceptions
 from sql import Column, Literal
@@ -1136,6 +1137,7 @@ class Replace(Wizard):
         source.active = False
         source.save()
 
+        models_changed = defaultdict(list)
         cursor = transaction.connection.cursor()
         for model_name, field_name in self.fields_to_replace():
             Model = pool.get(model_name)
@@ -1167,6 +1169,12 @@ class Replace(Wizard):
                 ids = [x[0] for x in cursor]
 
             Model._insert_history(ids)
+            models_changed[Model].append((field_name, ids))
+
+        for Model, modified_fields in models_changed.items():
+            for field_name, ids in modified_fields:
+                Model.on_modification('write', Model.browse(ids), {field_name})
+
         return 'end'
 
     @classmethod