diff --git a/System/Runtime.php b/System/Runtime.php
index 9d4f80fa..29f5bc6e 100644
--- a/System/Runtime.php
+++ b/System/Runtime.php
@@ -38,6 +38,11 @@ class Runtime extends Command
         $runtime = storage(static::CACHE_NAME);
 
         $configs = Snowflake::app()->getConfig()->getData();
+	    array_walk_recursive($configs, function (&$value, $key) {
+		    if ($value instanceof \Closure) {
+			    $value = null;
+		    }
+	    });
 
         Snowflake::writeFile(storage(static::CONFIG_NAME), serialize($configs));
         Snowflake::writeFile($runtime, serialize($annotation->getLoader()));
diff --git a/function.php b/function.php
index 260832d5..78d76386 100644
--- a/function.php
+++ b/function.php
@@ -678,10 +678,7 @@ if (!function_exists('sweep')) {
 	{
 		$array = [];
 		foreach (glob($configPath . '/*') as $config) {
-			$_array = require_once "$config";
-			if (!is_array($_array)) continue;
-
-			$array = array_merge($_array, $array);
+			$array = array_merge(require_once "$config", $array);
 		}
 		return $array;
 	}