From 67ad19388584a8b33b6bd7351d8157d2f22660a0 Mon Sep 17 00:00:00 2001
From: Ivan Ternovtsiy <diaborn19@gmail.com>
Date: Tue, 6 Oct 2020 17:10:37 +0300
Subject: [PATCH] EZP-31954: fix fatal error when no error target defined (#34)

---
 src/lib/Validator/Constraints/FieldValueValidator.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/lib/Validator/Constraints/FieldValueValidator.php b/src/lib/Validator/Constraints/FieldValueValidator.php
index 93289282..6e69b66b 100644
--- a/src/lib/Validator/Constraints/FieldValueValidator.php
+++ b/src/lib/Validator/Constraints/FieldValueValidator.php
@@ -13,8 +13,8 @@
 use eZ\Publish\Core\FieldType\ValidationError;
 use eZ\Publish\SPI\FieldType\Value;
 use EzSystems\EzPlatformContentForms\Data\Content\FieldData;
-use Symfony\Component\Validator\Util\PropertyPath;
 use Symfony\Component\Validator\Constraint;
+use Symfony\Component\Validator\Util\PropertyPath;
 
 /**
  * Base class for field value validators.
@@ -89,6 +89,10 @@ protected function getFieldTypeIdentifier(ValueObject $value): string
 
     protected function generatePropertyPath($errorIndex, $errorTarget): string
     {
-        return PropertyPath::append('value', $errorTarget);
+        $basePath = 'value';
+
+        return $errorTarget === null
+            ? $basePath
+            : PropertyPath::append($basePath, $errorTarget);
     }
 }