diff --git a/System/Abstracts/BaseObject.php b/System/Abstracts/BaseObject.php
index 6b38b988..f3bd162e 100644
--- a/System/Abstracts/BaseObject.php
+++ b/System/Abstracts/BaseObject.php
@@ -12,8 +12,10 @@ namespace Snowflake\Abstracts;
 use Exception;
 
 use JetBrains\PhpStorm\Pure;
+use ReflectionException;
 use Snowflake\Error\Logger;
 use Snowflake\Exception\ComponentException;
+use Snowflake\Exception\NotFindClassException;
 use Snowflake\Snowflake;
 use Swoole\Coroutine;
 
@@ -128,7 +130,7 @@ class BaseObject implements Configure
 	 * @param mixed $message
 	 * @param string $method
 	 * @param string $file
-	 * @throws ComponentException
+	 * @throws Exception
 	 */
 	public function debug(mixed $message, string $method = __METHOD__, string $file = __FILE__)
 	{
@@ -147,7 +149,7 @@ class BaseObject implements Configure
 	 * @param mixed $message
 	 * @param string $method
 	 * @param string $file
-	 * @throws ComponentException
+	 * @throws Exception
 	 */
 	public function info(mixed $message, string $method = __METHOD__, string $file = __FILE__)
 	{
@@ -165,7 +167,7 @@ class BaseObject implements Configure
 	 * @param mixed $message
 	 * @param string $method
 	 * @param string $file
-	 * @throws ComponentException
+	 * @throws Exception
 	 */
 	public function success(mixed $message, string $method = __METHOD__, string $file = __FILE__)
 	{
@@ -185,7 +187,7 @@ class BaseObject implements Configure
 	 * @param mixed $message
 	 * @param string $method
 	 * @param string $file
-	 * @throws ComponentException
+	 * @throws Exception
 	 */
 	public function warning(mixed $message, string $method = __METHOD__, string $file = __FILE__)
 	{
@@ -206,7 +208,7 @@ class BaseObject implements Configure
 	 * @param mixed $message
 	 * @param null $method
 	 * @param null $file
-	 * @throws ComponentException
+	 * @throws Exception
 	 */
 	public function error(mixed $message, $method = null, $file = null)
 	{
diff --git a/System/Pool/Connection.php b/System/Pool/Connection.php
index 23d3c466..e93c7a9e 100644
--- a/System/Pool/Connection.php
+++ b/System/Pool/Connection.php
@@ -6,11 +6,10 @@ namespace Snowflake\Pool;
 use HttpServer\Http\Context;
 use PDO;
 use Exception;
-use Snowflake\Abstracts\Config;
-use Snowflake\Exception\ComponentException;
 use Swoole\Coroutine;
 use Snowflake\Abstracts\Pool;
-use Swoole\Timer;
+use Swoole\Error;
+use Throwable;
 
 /**
  * Class Connection
@@ -239,12 +238,14 @@ class Connection extends Pool
 		Context::remove($coroutineName);
 	}
 
+
 	/**
-	 * @param $name
-	 * @param $client
+	 * @param string $name
+	 * @param mixed $client
 	 * @return bool
+	 * @throws Exception
 	 */
-	public function checkCanUse($name, $client): bool
+	public function checkCanUse(string $name, mixed $client): bool
 	{
 		try {
 			if (empty($client) || !($client instanceof PDO)) {
@@ -254,7 +255,8 @@ class Connection extends Pool
 				return $result = false;
 			}
 			return $result = true;
-		} catch (\Swoole\Error | \Throwable $exception) {
+		} catch (Error | Throwable $exception) {
+			$this->addError($exception, 'mysql');
 			return $result = false;
 		} finally {
 			if (!$result) {
diff --git a/System/Pool/Pool.php b/System/Pool/Pool.php
index 60c2352e..c1f9d91d 100644
--- a/System/Pool/Pool.php
+++ b/System/Pool/Pool.php
@@ -5,7 +5,10 @@ declare(strict_types=1);
 namespace Snowflake\Pool;
 
 
+use ReflectionException;
+use Snowflake\Abstracts\BaseObject;
 use Snowflake\Exception\ComponentException;
+use Snowflake\Exception\NotFindClassException;
 use Snowflake\Snowflake;
 
 /**
@@ -15,12 +18,14 @@ use Snowflake\Snowflake;
  * @property Connection $db
  * @property $memcached
  */
-class Pool extends \Snowflake\Abstracts\Pool
+class Pool extends BaseObject
 {
 
 	/**
 	 * @return Redis
 	 * @throws ComponentException
+	 * @throws ReflectionException
+	 * @throws NotFindClassException
 	 */
 	public function getRedis(): Redis
 	{
@@ -30,21 +35,12 @@ class Pool extends \Snowflake\Abstracts\Pool
 	/**
 	 * @return Connection
 	 * @throws ComponentException
+	 * @throws NotFindClassException
+	 * @throws ReflectionException
 	 */
 	public function getDb(): Connection
 	{
 		return Snowflake::app()->get('connections');
 	}
 
-
-	/**
-	 * @param string $name
-	 * @param mixed $config
-	 * @return mixed
-	 */
-	public function createClient(string $name, mixed $config): mixed
-	{
-		// TODO: Implement createClient() method.
-		return null;
-	}
 }
diff --git a/System/Pool/Redis.php b/System/Pool/Redis.php
index ceebaa05..9bac79cd 100644
--- a/System/Pool/Redis.php
+++ b/System/Pool/Redis.php
@@ -7,12 +7,10 @@ namespace Snowflake\Pool;
 
 use HttpServer\Http\Context;
 use Redis as SRedis;
-use RedisException;
 use Snowflake\Exception\ComponentException;
 use Snowflake\Exception\RedisConnectException;
-use Swoole\Coroutine;
 use Exception;
-use Swoole\Timer;
+use Snowflake\Abstracts\Pool;
 
 /**
  * Class RedisClient
@@ -54,11 +52,12 @@ class Redis extends Pool
 	 * @param string $name
 	 * @param mixed $config
 	 * @return SRedis
-	 * @throws RedisConnectException|ComponentException
+	 * @throws RedisConnectException
+	 * @throws ComponentException
 	 */
     public function createClient(string $name, mixed $config): SRedis
     {
-//        $this->printClients($config['host'], $name, true);
+        $this->printClients($config['host'], $name, true);
         $redis = new SRedis();
         if (!$redis->connect($config['host'], (int)$config['port'], $config['timeout'])) {
             throw new RedisConnectException(sprintf('The Redis Connect %s::%d Fail.', $config['host'], $config['port']));
@@ -120,13 +119,12 @@ class Redis extends Pool
         Context::remove($coroutineName);
     }
 
-    /**
-     * @param $name
-     * @param $time
-     * @param $client
-     * @return bool
-     * @throws Exception
-     */
+	/**
+	 * @param string $name
+	 * @param mixed $client
+	 * @return bool
+	 * @throws Exception
+	 */
     public function checkCanUse(string $name, mixed $client): bool
     {
         try {
@@ -138,7 +136,7 @@ class Redis extends Pool
                 $result = true;
             }
         } catch (\Throwable $exception) {
-            $this->error($exception);
+	        $this->addError($exception, 'redis');
             $result = false;
         } finally {
             if (!$result) {