From 60c89d33dda0d509fad04d76e41e8a22b3226eec Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gr=C3=A9goire=20Pineau?= <lyrixx@lyrixx.info>
Date: Wed, 29 Dec 2021 14:59:43 +0100
Subject: [PATCH] [Validator] Ensure a group is set on a contraint (fix BC
 break)

---
 src/Symfony/Component/Validator/Constraint.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Symfony/Component/Validator/Constraint.php b/src/Symfony/Component/Validator/Constraint.php
index 17b93176d0f4..8669391bbc92 100644
--- a/src/Symfony/Component/Validator/Constraint.php
+++ b/src/Symfony/Component/Validator/Constraint.php
@@ -61,7 +61,7 @@ abstract class Constraint
      *
      * @var string[]
      */
-    public $groups;
+    public $groups = [self::DEFAULT_GROUP];
 
     /**
      * Returns the name of the given error code.