Clean previous content only if needed

adaur · adaur · commit 7e7f7263a5a5 · 2016-08-24T21:48:41.000+02:00
diff --git a/featherbb/routes.php b/featherbb/routes.php
@@ -220,7 +220,9 @@
 
         // Display a simple error page that does not require heavy user-specific methods like permissions
         if (method_exists($e, 'isSimpleError') && $e->isSimpleError()) {
-            ob_end_clean();
+            if (ob_get_contents()) {
+                ob_end_clean();
+            }
 
             // ob_start to avoid an extra "1" returned by PHP with a successful inclusion
             ob_start();
