diff --git a/src/Symfony/Component/ErrorHandler/Error/FatalError.php b/src/Symfony/Component/ErrorHandler/Error/FatalError.php
index 68172d876c..98490b5acc 100644
--- a/src/Symfony/Component/ErrorHandler/Error/FatalError.php
+++ b/src/Symfony/Component/ErrorHandler/Error/FatalError.php
@@ -72,9 +72,11 @@ class FatalError extends \Error
             'line' => $error['line'],
             'trace' => $trace,
         ] as $property => $value) {
-            $refl = new \ReflectionProperty(\Error::class, $property);
-            $refl->setAccessible(true);
-            $refl->setValue($this, $value);
+            if (null !== $value) {
+                $refl = new \ReflectionProperty(\Error::class, $property);
+                $refl->setAccessible(true);
+                $refl->setValue($this, $value);
+            }
         }
     }