diff --git a/app/admin/apis/sys_role.go b/app/admin/apis/sys_role.go
index f83e3657..507132e9 100644
--- a/app/admin/apis/sys_role.go
+++ b/app/admin/apis/sys_role.go
@@ -125,7 +125,7 @@ func (e SysRole) Insert(c *gin.Context) {
 	err = s.Insert(&req, cb)
 	if err != nil {
 		e.Logger.Error(err)
-		e.Error(500, err, "创建失败")
+		e.Error(500, err, "创建失败,"+err.Error())
 		return
 	}
 	_, err = global.LoadPolicy(c)
diff --git a/app/admin/service/sys_role.go b/app/admin/service/sys_role.go
index c1f1853c..6c514045 100644
--- a/app/admin/service/sys_role.go
+++ b/app/admin/service/sys_role.go
@@ -83,6 +83,18 @@ func (e *SysRole) Insert(c *dto.SysRoleInsertReq, cb *casbin.SyncedEnforcer) err
 			}
 		}()
 	}
+	var count int64
+	err = tx.Model(&data).Where("role_key = ?", c.RoleKey).Count(&count).Error
+	if err != nil {
+		e.Log.Errorf("db error:%s", err)
+		return err
+	}
+
+	if count > 0 {
+		err = errors.New("roleKey已存在，需更换在提交！")
+		e.Log.Errorf("db error:%s", err)
+		return err
+	}
 
 	err = tx.Create(&data).Error
 	if err != nil {