diff --git a/src/Base/Model.php b/src/Base/Model.php
index 13881eb..5adae12 100644
--- a/src/Base/Model.php
+++ b/src/Base/Model.php
@@ -541,7 +541,7 @@ abstract class Model extends Component implements ModelInterface, ArrayAccess, T
 		[$sql, $param] = SqlBuilder::builder(static::query())->insert($param);
 		$dbConnection = $this->getConnection()->createCommand($sql, $param);
 		if (!($lastId = $dbConnection->save(true, $this->getAutoIncrement()))) {
-            var_dump($lastId);
+            var_dump($lastId, $this->getLastError());
 			throw new Exception('保存失败.');
 		}
 		$lastId = $this->setPrimary((int)$lastId, $param);
diff --git a/src/Command.php b/src/Command.php
index 98f700e..5082537 100644
--- a/src/Command.php
+++ b/src/Command.php
@@ -169,7 +169,6 @@ class Command extends Component
 		$pdo = $this->db->getConnect($this->sql);
 		$result = $pdo->execute($this->sql, $isInsert, $this->params);
 		if ($hasAutoIncrement && $result == 0) {
-            var_dump($hasAutoIncrement, $result);
 			return false;
 		}
 		return $result;