diff --git a/System/Abstracts/BaseApplication.php b/System/Abstracts/BaseApplication.php
index 4c67c3e3..01ab2b96 100644
--- a/System/Abstracts/BaseApplication.php
+++ b/System/Abstracts/BaseApplication.php
@@ -296,10 +296,10 @@ abstract class BaseApplication extends Service
 
 
 	/**
-	 * @return Pool
+	 * @return SPool
 	 * @throws ComponentException
 	 */
-	public function getPool(): Pool
+	public function getPool(): SPool
 	{
 		return $this->get('pool');
 	}
diff --git a/System/Cache/Redis.php b/System/Cache/Redis.php
index 7115c0e6..ea09958b 100644
--- a/System/Cache/Redis.php
+++ b/System/Cache/Redis.php
@@ -13,6 +13,7 @@ use Exception;
 use Snowflake\Abstracts\Component;
 use Snowflake\Abstracts\Config;
 use Snowflake\Event;
+use Snowflake\Exception\ComponentException;
 use Snowflake\Exception\ConfigException;
 use Snowflake\Snowflake;
 
@@ -121,10 +122,11 @@ SCRIPT;
 	/**
 	 * 销毁连接池
 	 * @throws ConfigException
+	 * @throws ComponentException
 	 */
 	public function destroy()
 	{
-		$connections = Snowflake::app()->pool->redis;
+		$connections = Snowflake::app()->getPool()->getRedis();
 		$connections->destroy($this->get_config(), true);
 	}
 
@@ -134,7 +136,7 @@ SCRIPT;
 	 */
 	public function proxy(): \Redis
 	{
-		$connections = Snowflake::app()->pool->redis;
+		$connections = Snowflake::app()->getPool()->getRedis();
 
 		$client = $connections->getConnection($this->get_config(), true);
 		if (!($client instanceof \Redis)) {
diff --git a/System/Pool/Pool.php b/System/Pool/Pool.php
index 30be0dd4..8fadbc2b 100644
--- a/System/Pool/Pool.php
+++ b/System/Pool/Pool.php
@@ -6,6 +6,7 @@ namespace Snowflake\Pool;
 
 
 
+use Snowflake\Exception\ComponentException;
 use Snowflake\Snowflake;
 
 /**
@@ -20,18 +21,20 @@ class Pool extends \Snowflake\Abstracts\Pool
 
 	/**
 	 * @return Redis
+	 * @throws ComponentException
 	 */
 	public function getRedis(): Redis
 	{
-		return Snowflake::app()->redis_connections;
+		return Snowflake::app()->get('redis_connections');
 	}
 
 	/**
 	 * @return Connection
+	 * @throws ComponentException
 	 */
 	public function getDb(): Connection
 	{
-		return Snowflake::app()->connections;
+		return Snowflake::app()->get('connections');
 	}