调用接口失败，不会返回结果数据；HTTP请求返回一个4xx或5xx的HTTP状态码，返回的HTTP消息体中包含具体的错误代码(code)及错误信息(message)；与调用成功一样还包含请求ID(RequestId)，在调用方找不到错误原因时，可以联系金山云客服，并提供RequestId，以便我们尽快帮您解决问题。
| 错误代码(Code) | 错误消息(Message) | HTTP 状态码 | 中文描述（语义） |
|---|---|---|---|
| IncompleteSignature | Date must be in ISO-8601 ‘basic format’. Got ‘%s’. See http://en.wikipedia.org/wiki/ISO_8601. | 400 | Date必须符合ISO_8601基本格式，参考：http://en.wikipedia.org/wiki/ISO_8601 |
| IncompleteSignature | KSC query-string parameters must include %s. Re-examine the query-string parameters. | 400 | 查询条件中缺少签署信息，查询条件中必须包含”X-Amz-Algorithm“、”X-Amz-Credential“、”X-Amz-SignedHeaders“、”X-Amz-Date“信息 |
| IncompleteSignature | Unsupported ksc ‘algorithm’: %s. | 400 | 只支持如下签名算法：AWS4-HMAC-SHA256 |
| IncompleteSignature | Authorization header requires ‘Credential’ parameter. Authorization=%s. | 400 | 请求Authorization header中需要包含“Credential”参数 |
| IncompleteSignature | Credential must have exactly 5 slash-delimited elements, e.g. accesskeyid/date/region/service/aws4_request, got: %s. | 400 | 请求Authorization header中中“Credential”至少包含5项以斜杠分隔的元素，如：keyid/date/region/service/aws4_request |
| IncompleteSignature | Authorization header format error. | 400 | 请求Authorization header的格式错误 |
| IncompleteSignature | Authorization header requires existence of either a ‘X-Amz-Date’ or a ‘Date’ header, Authorization=%s | 400 | 请求中缺少“X-Amz-Date”或者“Date” header信息 |
| IncompleteSignature | Authorization header requires ‘Signature’ parameter. Authorization=%s | 400 | 请求Authorization header中缺少“Signature”信息 |
| IncompleteSignature | Authorization header requires ‘SignedHeaders’ parameter. Authorization=%s | 400 | 请求Authorization header中缺少“SignedHeaders”信息 |
| MissingTimestamp | The request is missing timestamp parameter. | 400 | 请求无合法timestamp, 请检查请求 |
| InvalidParameterValue | An invalid or out-of-range value was supplied for the input parameter %s. | 400 | 输入参数%s的值无效、不合法或者超出范围 |
| InvalidMethod | The method %s for is not valid for this web service. | 400 | Method %s对当前web服务无效 |
| MissingParameter | An value must be supplied for the input parameter %s. | 400 | 输入参数 %s的值不能为空 |
| InvalidQueryParameter | The query parameter %s is malformed or does not adhere to KSC standards. | 400 | 查询参数 %s格式不对、不存在或者不符合金山云标准 |
| MissingSignature | The Request is missing Signature Parameter. | 400 | 请求被拒绝，因为没有合法的签名 |
| InvalidActionOrVesion | The action %s or version %s is not valid for this web service | 400 | action %s 或 version %s不合法 |
| InvalidTimestamp | Invalid Timestamp(%s). Pls in 15mins | 400 | 请求时间戳不合法(%s)，请保持请求时间戳在15分钟以内 |
| MissingAccesskey | Access Key is Missing | 400 | 请求被拒绝，因为没有秘钥 |
| InvalidAccesskey | Invalid Accesskey(%s) | 400 | 非法秘钥(%s) |
| SignatureNotMatch | The Signature is not matched | 400 | 签名不匹配，请检查签名算法 |
| UnavaliableRegion | The region %s is unavaliable for the openapi | 400 | 此openapi不具备%s区域的服务 |
| MissingAuthenticationToken | Request is missing ‘Host’ header. | 403 | 请求header中缺少Host |
| MissingAuthenticationToken | Request is missing Authentication Token. | 403 | 请求header中缺少认证token |
| MissingAuthenticationToken | %s not in Http Header. | 403 | %s不在Http header中 |
| SignatureDoesNotMatch | Host’ must be a ‘SignedHeader’ in the Authorization. | 403 | 请求的SignedHeader中必须包含Host |
| SignatureDoesNotMatch | Credential should be scoped with a valid terminator: ‘aws4_request’, not: %s. | 403 | 请求Authorization header中的“Credential”末尾必须是“aws4_request” |
| SignatureDoesNotMatch | Credential should be scoped to a valid region, not:%s. | 403 | 请求Authorization header中的“Credential”中的Region信息无效 |
| SignatureDoesNotMatch | Credential should be scoped to correct service: %s. | 403 | 请求Authorization header中的“Credential”中的Service信息无效 |
| SignatureDoesNotMatch | The request signature we calculated does not match the signature you provided. | 403 | 请求中提供的签名与实际计算结果不匹配 |
| SignatureDoesNotMatch | Signature expired:%s. | 403 | 签名已过期 |
| SignatureDoesNotMatch | Date in Credential scope does not match YYYYMMDD from ISO-8601 version of date from HTTP. | 403 | 请求Authorization header中的“Credential”中的Date应该是ISO8601基本格式，形如”YYYYMMDD“ |
| InvalidClientTokenId | The security token included in the request is invalid. | 403 | 请求中提供的AccessKeyId无效 |
| InvalidAuthenticationCode | Request was rejected because of lack of policy. | 403 | 该用户调用权限不足，请查询用户相关权限 |
| InvalidAuthenticationCode | lack of policy to [%s] the resources[%s] | 403 | 该用户调用权限不足，缺少操作%s资源%s的权限 |
| InvalidAuthenticationCode | the policy deny to [%s] the resources[%s] | 403 | 权限拒绝操作%s资源%s的行为 |
| ServiceUnavailable | Request was rejected because it referenced an ‘InnerApi’ that does not have an internal service | 404 | 请求被拒绝，因其引用的InnerAPI无内部服务。 |
| NoSuchEntity | Request was rejected because it referenced an ‘InnerApi’ that does not exist. | 404 | 请求被拒绝，因其引用的InnerAPI不存在 |
| ServiceUnavailable | Invalid service(%s) | 404 | 请求被拒绝，因其引用的服务(%s)不存在 |
| LimitExceeded | Request was rejected because the request speed of this openAPI is beyond the current flow control limit. | 409 | 请求被拒绝，因该openAPI接口访问速度已达到流控上限 |
| FlowLimitExceeded | Request was rejected because the request speed of this openAPI is beyond the current flow control limit. | 409 | 请求被拒绝，因openapi接口访问速度已达到流控上限 |
| DryRunOperation | Request would have succeeded, but DryRun flag is set | 412 | 请求本可成功，但由于设置DryRun标记未成功 |
| ServiceUnavailable | Exception %s | 500 | 服务暂不可用 |
| ServiceUnavailable | Auth Service is unavailable because of an unknown error, exception or failure | 500 | 验签或授权服务暂不可用 |
| ServiceUnavailable | OpenAPI or Service is unavailable because of an unknown error, exception or failure. | 500 | openAPI或服务暂不可用。 |
| ServiceTimeout | Internal Service is unavailable because of time out. | 500 | 内部服务异常或超时暂不可用。 |
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