diff --git a/HttpServer/Server.php b/HttpServer/Server.php
index bbe2755f..e850d7d1 100644
--- a/HttpServer/Server.php
+++ b/HttpServer/Server.php
@@ -442,6 +442,9 @@ class Server extends Application
 
 			$aliases = $attributes->getAlias('controllers');
 			foreach ($aliases as $alias) {
+				if (empty($alias)) {
+					continue;
+				}
 				$handler = $alias['handler'];
 				foreach ($alias['attributes'] as $key => $attribute) {
 					if ($attribute instanceof IAnnotation) {
@@ -465,6 +468,9 @@ class Server extends Application
 
 			$aliases = $attributes->getAlias('sockets');
 			foreach ($aliases as $alias) {
+				if (empty($alias)) {
+					continue;
+				}
 				$handler = $alias['handler'];
 				foreach ($alias['attributes'] as $key => $attribute) {
 					if ($attribute instanceof IAnnotation) {