From 093d50eeb2c3c1538f41ca069f3ceba9058f44c0 Mon Sep 17 00:00:00 2001
From: Yonel Ceruto <yonelceruto@gmail.com>
Date: Wed, 16 Oct 2019 09:16:00 -0400
Subject: [PATCH] Make sure to collect child forms created on *_SET_DATA events

---
 .../Form/Extension/DataCollector/FormDataCollector.php        | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Symfony/Component/Form/Extension/DataCollector/FormDataCollector.php b/src/Symfony/Component/Form/Extension/DataCollector/FormDataCollector.php
index 88fa453a62580..ab8e597acbbf5 100644
--- a/src/Symfony/Component/Form/Extension/DataCollector/FormDataCollector.php
+++ b/src/Symfony/Component/Form/Extension/DataCollector/FormDataCollector.php
@@ -115,6 +115,10 @@ public function collectConfiguration(FormInterface $form)
             $this->dataExtractor->extractConfiguration($form)
         );
 
+        // make sure to dispatch *_SET_DATA events
+        // where some child forms can be created
+        $form->getData();
+
         foreach ($form as $child) {
             $this->collectConfiguration($child);
         }