OBS Server-Side Error Codes (SDK for C)

Updated on 2025-03-18 GMT+08:00

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If the OBS server encounters an error when processing a request, a response containing the error code and error description is returned. The following table lists details about each error code and HTTP status code:


HTTP Status Code	Error Code	Error Message	Solution
301 Moved Permanently	PermanentRedirect	The requested bucket has been permanently redirected to a new address. All future requests must be sent to the new address.	Send the request to the returned redirection address.
301 Moved Permanently	WebsiteRedirect	The website request lacks bucketName.	Put the bucket name in the request and try again.
307 Moved Temporarily	TemporaryRedirect	Temporary redirection. If the DNS is updated, the request is redirected to the bucket.	The system automatically redirects the request, or the client needs to send the request to the redirection address.
400 Bad Request	BadDigest	The client-specified value of Content-MD5 does not match the value received by OBS.	Check whether the MD5 value carried in the header is the same as that calculated based on the message body.
400 Bad Request	BadDomainName	The domain name is invalid.	Use a valid domain name.
400 Bad Request	BadRequest	Invalid request parameters.	Modify the parameter based on the error details returned in the message body.
400 Bad Request	CustomDomainAreadyExist	The configured domain already exists.	The domain has been configured and does not need to be configured again.
400 Bad Request	CustomDomainNotExist	The domain to be deleted does not exist.	The domain is not configured or has been deleted. You do not need to delete it.
400 Bad Request	EntityTooLarge	The size of the object uploaded using the POST method exceeds the upper limit.	Modify the conditions specified in the upload policy or reduce the object size.
400 Bad Request	EntityTooSmall	The size of the object uploaded using the POST method does not reach the lower limit.	Modify the conditions specified in the upload policy or increase the object size.
400 Bad Request	IllegalLocationConstraintException	A request without Location is sent for creating a bucket in a non-default region.	Send the bucket creation request to the default region, or send the request with the Location of the non-default region.
400 Bad Request	IncompleteBody	The request body received is incomplete due to network or other problems.	Upload the object again.
400 Bad Request	IncorrectNumberOfFilesInPost Request	Each POST request must contain a file to be uploaded.	Carry a file to be uploaded.
400 Bad Request	InvalidArgument	Invalid parameter.	Modify the parameter based on the error details returned in the message body.
400 Bad Request	InvalidBucket	The bucket to be accessed does not exist.	Try another bucket name.
400 Bad Request	InvalidBucketName	The bucket name specified in the request is invalid because it has exceeded the maximum allowed length or contains special characters that are not allowed.	Try another bucket name.
400 Bad Request	InvalidEncryptionAlgorithmError	Incorrect encryption algorithm. The object cannot be decrypted due to incorrect encryption header carried when downloading the SSE-C encrypted object.	Carry the correct encryption header when downloading the object.
400 Bad Request	InvalidLocationConstraint	The specified Location in the bucket creation request is invalid or does not exist.	Specify the correct Location in the bucket creation request.
400 Bad Request	InvalidPart	One or more specified parts are not found. The parts may not be uploaded or the specified entity tags do not match those of the parts.	Specify the correct parts and entity tags.
400 Bad Request	InvalidPartOrder	Parts are not listed in ascending order by part number.	Sort the parts in ascending order and assemble them again.
400 Bad Request	InvalidPolicyDocument	The content of the form does not meet the conditions specified in the policy document.	Modify the policy in the form based on the error details in the message body and try again.
400 Bad Request	InvalidRedirectLocation	Invalid redirection address.	Specify the correct address.
400 Bad Request	InvalidRequest	Invalid request.	Modify the parameter based on the error details returned in the message body.
400 Bad Request	InvalidRequestBody	The request body is invalid. The request requires a message body but no message body is included.	Upload the message body in the correct format.
400 Bad Request	InvalidTargetBucketForLogging	The delivery group has no ACL permission for the target bucket.	Configure the target bucket ACL and try again.
400 Bad Request	KeyTooLongError	The provided key is too long.	Use a shorter key.
400 Bad Request	KMS.DisabledException	The master key is disabled in SSE-KMS.	Replace the key and try again, or contact the technical support.
400 Bad Request	KMS.NotFoundException	The master key does not exist in SSE-KMS.	Retry with the correct master key.
400 Bad Request	MalformedACLError	The provided XML file has syntax errors or does not meet the format requirements.	Use the correct XML format and retry.
400 Bad Request	MalformedError	The XML format in the request is incorrect.	Use the correct XML format and retry.
400 Bad Request	MalformedLoggingStatus	The XML format of Logging is incorrect.	Use the correct XML format and retry.
400 Bad Request	MalformedPolicy	The bucket policy fails the check.	Modify the bucket policy based on the error details returned in the message body.
400 Bad Request	MalformedQuotaError	The Quota XML format is incorrect.	Use the correct XML format and retry.
400 Bad Request	MalformedXML	A configuration item is in the wrong XML format.	Use the correct XML format and retry.
400 Bad Request	MaxMessageLengthExceeded	A message body is carried in the request for copying an object.	Remove the message body and retry.
400 Bad Request	MetadataTooLarge	The size of the metadata header exceeds the upper limit.	Reduce the size of the metadata header.
400 Bad Request	MissingRegion	The region information is missing in the request, and no default region is defined in the system.	Carry the region information in the request.
400 Bad Request	MissingRequestBodyError	An empty XML file is sent in a request.	Provide the correct XML file.
400 Bad Request	MissingRequiredHeader	A required header is missing in the request.	Provide required headers.
400 Bad Request	MissingSecurityHeader	A required header is missing in the request.	Provide required headers.
400 Bad Request	TooManyBuckets	You have attempted to create more buckets than allowed.	Delete some buckets and try again.
400 Bad Request	TooManyCustomDomains	The number of user domains exceeds the upper limit.	Delete some user domains and try again.
400 Bad Request	TooManyWrongSignature	The request is rejected due to too many signature errors.	Use the correct AK and try again.
400 Bad Request	UnexpectedContent	The request requires a message body, which is not carried by the client. Or the request does not require a message body but the client carried one.	Try again according to the instruction.
400 Bad Request	UserKeyMustBeSpecified	This operation is only available to some users.	Contact the technical support.
403 Forbidden	AccessDenied	Access is denied because the request does not carry a date header or the header format is incorrect.	Provide a correct date header in the request.
403 Forbidden	AccessForbidden	Insufficient permissions. No CORS rule is configured for the bucket, or the CORS rule is not matched.	Modify the CORS configuration of the bucket or send the OPTIONS request that matches the CORS configuration of the bucket.
403 Forbidden	AllAccessDisabled	You have no permission to perform the operation. The bucket name is forbidden.	Try another bucket name.
403 Forbidden	DeregisterUserId	The user has been deregistered.	Top up the account or register a new account.
403 Forbidden	InArrearOrInsufficientBalance	The user account is in arrears, or the account balance insufficient.	Top up the account.
403 Forbidden	InsufficientStorageSpace	Insufficient storage space.	If the quota is exceeded, increase the quota or delete some objects.
403 Forbidden	InvalidAccessKeyId	The access key ID provided by the customer does not exist in the system.	Provide the correct access key ID.
403 Forbidden	NotSignedUp	You have not registered with the system.	Register with OBS.
403 Forbidden	RequestTimeTooSkewed	The request time and the server time differ a lot.	Check whether there is a large difference between the client time and the current time.
403 Forbidden	SignatureDoesNotMatch	The provided signature does not match the signature calculated by OBS.	Check your secret access key and signature calculation method.
403 Forbidden	Unauthorized	You have not been authenticated in real name.	Complete real-name authentication and try again.
404 Not Found	NoSuchBucket	The specified bucket does not exist.	Create a bucket and perform the operation again.
404 Not Found	NoSuchBucketPolicy	No bucket policy exists.	Configure a bucket policy.
404 Not Found	NoSuchCORSConfiguration	No CORS configuration exists.	Configure CORS first.
404 Not Found	NoSuchCustomDomain	The requested custom domain does not exist.	Set a custom domain first.
404 Not Found	NoSuchKey	The specified key does not exist.	Upload an object first.
404 Not Found	NoSuchLifecycleConfiguration	The requested lifecycle rule does not exist.	Configure a lifecycle rule first.
404 Not Found	NoSuchUpload	The specified multipart upload does not exist. The upload ID does not exist or the multipart upload has been aborted or completed.	Use the existing part or reinitialize the part.
404 Not Found	NoSuchVersion	The specified version ID does not match any existing version.	Use a correct version ID.
404 Not Found	NoSuchWebsiteConfiguration	The requested website does not exist.	Configure the website first.
405 Method Not Allowed	MethodNotAllowed	The specified method is not allowed against the requested resource. The message "Specified method is not supported." is returned.	The method is not allowed.
408 Request Timeout	RequestTimeout	No read or write operation is performed within the timeout period of the socket connection between the user and the server.	Check the network and try again, or contact technical support.
409 Conflict	BucketAlreadyExists	The requested bucket name already exists. The bucket namespace is shared by all users of OBS. Select another name and retry.	Try another bucket name.
409 Conflict	BucketAlreadyOwnedByYou	You already have a bucket with the same name.	You do not need to create this bucket again.
409 Conflict	BucketNotEmpty	The bucket that you tried to delete is not empty.	Delete the objects in the bucket and then delete the bucket.
409 Conflict	InvalidBucketState	Invalid bucket status. After cross-region replication is configured, bucket versioning cannot be disabled.	Keep bucket versioning enabled or disable cross-region replication.
409 Conflict	OperationAborted	A conflicting operation is being performed on this resource. Try again later.	Try again later.
409 Conflict	ServiceNotSupported	The request method is not supported by the server.	Not supported by the server. Contact the technical support.
411 Length Required	MissingContentLength	The HTTP header Content-Length is not provided.	Provide the Content-Length header.
412 Precondition Failed	PreconditionFailed	At least one of the specified preconditions is not met.	Modify the request based on Condition in the returned message body.
416 Client Requested Range Not Satisfiable	InvalidRange	The requested range cannot be obtained.	Replace the range value and try again.
500 Internal Server Error	InternalError	An internal error occurs. Retry later.	Contact the technical support.
501 Not Implemented	ServiceNotImplemented	The request method is not implemented by the server.	Not supported currently. Contact the technical support.
503 Service Unavailable	ServiceUnavailable	The server is overloaded or has internal errors.	Try again later or contact the technical support.
503 Service Unavailable	SlowDown	Too frequent requests. Reduce your request frequency.	Too frequent requests. Reduce your request frequency.