diff --git a/application/admin/controller/Role.php b/application/admin/controller/Role.php
index f70b104..4f5071c 100644
--- a/application/admin/controller/Role.php
+++ b/application/admin/controller/Role.php
@@ -1,6 +1,7 @@
 <?php
 namespace app\admin\controller;
 
+use think\Exception;
 use think\permissions\facade\Roles;
 use app\validates\RoleValidate;
 use think\permissions\facade\Permissions;
@@ -47,10 +48,8 @@ class Role extends Base
 		    }
     		Roles::updateBy($data['id'], $data) !== false ? $this->success('编辑成功', url('role/index')) : $this->error('编辑失败');
 	    }
-	    $roleId = $this->request->param('id');
-    	$role = Roles::getRoleBy($roleId);
 
-    	$this->role = $role;
+    	$this->role = Roles::getRoleBy($this->request->param('id'));
         return $this->fetch();
     }
 
diff --git a/application/model/AbstractBaseModel.php b/application/model/BaseModel.php
similarity index 95%
rename from application/model/AbstractBaseModel.php
rename to application/model/BaseModel.php
index 8115a73..41415b5 100644
--- a/application/model/AbstractBaseModel.php
+++ b/application/model/BaseModel.php
@@ -9,7 +9,7 @@ namespace app\model;
 
 use think\Model;
 
-abstract class AbstractBaseModel extends Model
+class BaseModel extends Model
 {
 	const LIMIT  = 20;
 
diff --git a/application/model/UserModel.php b/application/model/UserModel.php
index 5699611..d71e1a9 100644
--- a/application/model/UserModel.php
+++ b/application/model/UserModel.php
@@ -4,7 +4,7 @@ namespace app\model;
 
 use think\permissions\traits\hasRoles;
 
-class UserModel extends AbstractBaseModel
+class UserModel extends BaseModel
 {
 	use hasRoles;