diff --git a/resources/classes/auto_loader.php b/resources/classes/auto_loader.php
index 9275bcf868..a1bf5443b3 100644
--- a/resources/classes/auto_loader.php
+++ b/resources/classes/auto_loader.php
@@ -38,7 +38,7 @@ class auto_loader {
 			$class_name = preg_replace('[^a-zA-Z0-9_]', '', $class_name);
 
 		//save the log to the syslog server
-			if ($_REQUEST['debug'] == 'true') {
+			if (isset($_REQUEST['debug']) && $_REQUEST['debug'] == 'true') {
 				openlog("PHP", LOG_PID | LOG_PERROR, LOG_LOCAL0);
 			}
 
@@ -92,7 +92,7 @@ class auto_loader {
 			}
 
 		//save the log to the syslog server
-			if ($_REQUEST['debug'] == 'true') {
+			if (isset($_REQUEST['debug']) && $_REQUEST['debug'] == 'true') {
 				closelog();
 			}
 	}