From b3e4a6a4c4923083143a4072e922e5afcb2ce29d Mon Sep 17 00:00:00 2001
From: Damien Harper <damien.harper@gmail.com>
Date: Tue, 15 Jan 2019 15:23:41 +0100
Subject: [PATCH] Avoid OutOfMemory exception

`previous` attribute should not reference itself
---
 pkg/enqueue/Consumption/QueueConsumer.php | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/pkg/enqueue/Consumption/QueueConsumer.php b/pkg/enqueue/Consumption/QueueConsumer.php
index 7ba927696..3454b302d 100644
--- a/pkg/enqueue/Consumption/QueueConsumer.php
+++ b/pkg/enqueue/Consumption/QueueConsumer.php
@@ -323,9 +323,11 @@ private function onProcessorException(ExtensionInterface $extension, Consumer $c
                 }
             }
 
-            $prev = new \ReflectionProperty('Exception', 'previous');
-            $prev->setAccessible(true);
-            $prev->setValue($wrapper, $exception);
+            if ($exception !== $wrapper) {
+                $prev = new \ReflectionProperty('Exception', 'previous');
+                $prev->setAccessible(true);
+                $prev->setValue($wrapper, $exception);
+            }
 
             throw $e;
         }