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Image Search:Error codes

Last Updated:Jan 21, 2026

This topic describes the error codes for Image Search.

Error code

HTTP status code

Error message

Description

NoPermission

403

You are not authorized to perform this operation.

You do not have the permissions to perform this operation.

BadRequest

400

The request has invalid parameters.

The request is invalid.

InstanceStatusError

409

Your instance is unavailable.

The instance is unavailable. For example, the instance is unavailable due to an overdue payment.

DeniedRequest

403

Your request was denied due to instance flow control.

The request was throttled. For more information about the limits on queries per second (QPS), see QPS.

InvalidInstance

400

The specified instance name is invalid.

The instance name is invalid. For more information about how to obtain an instance name, see Create an instance.

NoCaretSeperator

400

The body content is missing the ^ separator.

The request body is missing the separator ^.

EmptyMeta

400

The body content has an empty meta field.

The Meta field in the request body is empty.

InvalidMetaItem

400

The meta field is invalid.

The Meta item is invalid.

NoPicList

400

The body content is missing the pic_list parameter.

The pic_list parameter is not specified in the request body.

InvalidPicList

400

The specified pic_list parameter is invalid.

The pic_list parameter is invalid.

NoSpecifiedPic

400

The content of an image is not specified in the HTTP POST body.

The image content is not specified in the request body.

NoSpecifiedSearchPic

400

The search image is not specified.

The image to query is not specified.

InvalidCategory

400

The specified category is invalid.

The category is invalid. For more information, see Category reference.

OverflowMaxResultNum

400

The specified number of total results exceeds the maximum of 500.

The number of returned results exceeds the maximum of 500.

OverflowMaxReturnNum

400

The specified number of results for each request exceeds the maximum of 100.

The number of results returned per request exceeds the maximum of 100.

InvalidStartParameter

400

The specified parameter s is invalid.

The parameter s is invalid.

InvalidNumParameter

400

The specified parameter n is invalid.

The parameter n is invalid.

NoSpecifiedAddPic

400

The image to insert is not specified.

The image to add is not specified.

NoSpecifiedItemId

400

The item_id parameter is not specified.

The item_id parameter is not specified.

InvalidIntAttr

400

The specified int_attr field is invalid.

The value of the int_attr field is invalid.

UnsupportedPicFormat

400

The specified image format is invalid.

The image format is not supported.

For more information about image formats, see Image requirements.

InvalidFilterClause

400

The specified filtering condition is invalid.

The filter condition is invalid. For more information about how to set filter conditions, see Filter by condition.

InstanceOverQuota

400

The number of items exceeds the limit.

The data volume of the instance exceeds the quota.

IncorrectOrientation

400

The image contains incorrect rotation flags in the meta data.

The image contains incorrect rotation information.

UnsupportedPicPixels

400

The specified pixels is not supported.

The image resolution is not supported. For more information about image requirements, see Image requirements.

SearchTimeout

400

The request is timed out.

The search engine timed out.

PicNotExist

400

The search picture does not exist.

The specified image for the search does not exist in the instance.

NoSpecifiedProductId

400

The parameter ProductId no specified.

The ProductId parameter is not specified. For more information about how to import images, see Add an image.

NoSpecifiedPicName

400

The parameter PicName no specified.

The PicName parameter is not specified.

NoSpecifiedPicContent

400

The parameter PicContent no specified.

The PicContent parameter is not specified.

InvalidType

400

The specified parameter Type is not valid.

The Type parameter is invalid.

InvalidProductId

400

The specified parameter ProductId is not valid.

The ProductId parameter is invalid.

InvalidPicName

400

The specified parameter PicName is not valid.

The PicName parameter is invalid.

InvalidStrAttr

400

The specified parameter StrAttr is not valid.

The StrAttr parameter is invalid.

InvalidCustomContent

400

The specified parameter CustomContent is not valid.

The CustomContent parameter is invalid.

InvalidPicContent

400

The specified parameter PicContent length greater than 4 * 1024 * 1024.

The image size exceeds 4 MB.

TimeoutForTransferImage

400

Timeout after 5 seconds waiting for images transfer to complete.

The image transfer timed out after 5 seconds.

InvalidInstanceName

400

The parameter instanceName is not specified.

The instance name parameter is not specified.

InvalidRequestId

400

The parameter requestId is not specified.

The requestId parameter is not specified.

InvalidRequestIdTooLarge

400

The parameter requestId is too large.

The RequestId parameter is too long.

InvalidRegion

400

The specific region is illegal.

The specified region is invalid.

InvalidPicUrl

400

The search picture does not exist at the specific url.

The URL is invalid.

UnsupportedInstanceType

400

The instance type is not supported.

The instance type is not supported.

UnsupportedOperationType

400

The specified action is not supported.

The operation type is not supported.

System-level errors

Error code

HTTP status code

Error message

Description

​NetworkException

​500

​A network error occurred.

A system network error occurred.

​RequestTimeout

​500

​The request is timeout.

The request timed out.

ExtractFeatureTimeout

500

The request was timed out while extracting features.

The feature extraction timed out.

AccessEngineFailed

500

An error occurred while accessing the search engine.

Failed to access the search engine.

InternalOssError

500

An internal OAS error occurred.

An internal OAS error occurred.

InternalSwiftError

500

An internal SWIFT error occurred.

An internal SWIFT error occurred.

InternalTableStoreError

500

An internal Table Store error occurred.

An internal Table Store error occurred.

InternalError

500

An internal server error occurred.

An internal error occurred.