| 400 | NoPermission | You are not authorized to access the specified API operation. | 没有当前操作权限。 | 诊断 |
| 400 | DryRunOperation | The specified operation is a dry run operation. | 当前操作预检成功。 | 诊断 |
| 400 | GenerateResourceIdFailed | Failed to generate ResourceId. | 生成资源ID失败。 | 诊断 |
| 400 | NeedOpenProduct | The product is not activated. | 产品未开通 | 诊断 |
| 400 | SystemBusy | System is busy. Please try again later. | 系统繁忙，请稍后再试。 | 诊断 |
| 400 | RegionNotFound | The specified Region is not found. | 当前产品不支持该地域。 | 诊断 |
| 400 | EndpointServiceLocked | The specified Service is locked. | 当前终端节点服务已经被锁定。 | 诊断 |
| 400 | EndpointLocked | The specified Endpoint is locked. | 当前终端节点已经被锁定。 | 诊断 |
| 400 | ConcurrentCallNotSupported | The operation conflicts with other operations. Please try again later. | 并发操作冲突 | 诊断 |
| 400 | IdempotenceProcessing | The previous request is being processed. | 上次请求还在处理中 | 诊断 |
| 400 | IdempotenceSignatureMismatch | There is an idempotence signature mismatch between this and the previous request. | 幂等签名和最近一次的请求不匹配 | 诊断 |