From 18dfef1e2b5cd84035532de94823ed5a9a2bbc46 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gr=C3=A9goire=20Pineau?= <lyrixx@lyrixx.info>
Date: Tue, 27 Dec 2016 15:47:08 +0100
Subject: [PATCH] [Debug] Wrap call to ->log in a try catch block

If something goes wrong in the logger, the application ends up
with a blank page. Let's display the original exception.
---
 src/Symfony/Component/Debug/ErrorHandler.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Symfony/Component/Debug/ErrorHandler.php b/src/Symfony/Component/Debug/ErrorHandler.php
index 9d8ab8060f..8c664c54f9 100644
--- a/src/Symfony/Component/Debug/ErrorHandler.php
+++ b/src/Symfony/Component/Debug/ErrorHandler.php
@@ -504,7 +504,11 @@ class ErrorHandler
             }
         }
         if ($this->loggedErrors & $type) {
-            $this->loggers[$type][0]->log($this->loggers[$type][1], $message, $e);
+            try {
+                $this->loggers[$type][0]->log($this->loggers[$type][1], $message, $e);
+            } catch (\Exception $handlerException) {
+            } catch (\Throwable $handlerException) {
+            }
         }
         if ($exception instanceof FatalErrorException && !$exception instanceof OutOfMemoryException && $error) {
             foreach ($this->getFatalErrorHandlers() as $handler) {