| 403 | InstanceExisted | The specified instance already exists. | 实例已存在 | 诊断 |
| 403 | InstanceNoEnoughNumber | The maximum number of instances allowed for the enterprise is exceeded. | 企业实例规格不足 | 诊断 |
| 500 | InternalError | Internal server error. | 请求因服务器内部错误导致异常 | 诊断 |
| 403 | NoPermission | You are not authorized to perform this operation. | 用户权限不足 | 诊断 |
| 403 | NotSupportYet | This feature is not supported. | 暂不支持该特性 | 诊断 |
| 404 | SecurityRuleNotExist | The specified security rule does not exist. | 安全规则不存在 | 诊断 |
| 404 | TenantExpired | The tenant has expired. | 所在租户过期 | 诊断 |
| 404 | TenantNotExist | The specified tenant does not exist. | 租户不存在 | 诊断 |
| 404 | TenantStatusIllegal | The tenant status is invalid. | 所在租户状态异常 | 诊断 |
| 403 | UserExisted | The specified user already exists. | 用户已存在 | 诊断 |
| 403 | UserNoEnoughNumber | The maximum number of users allowed for the enterprise is exceeded. | 企业用户规格不足 | 诊断 |
| 404 | UserStatusIllegal | The user status is invalid. | 用户状态异常 | 诊断 |
| 404 | UserNotExist | The specified user does not exist in DMS, Please contact Admin to add your account UID into DMS. | 调用API使用的账号在DMS内不存在，请联系管理员添加您的UID到DMS内。 | 诊断 |