Updated on 2026-10-13 GMT+08:00

Deleting an Attachment

Function

This API is used to delete an attachment. If the attachment is uploaded on the work item page, delete the attachment.

Calling Method

For details, see Calling APIs.

Authorization Information

Each account root user has all the permissions required to call all APIs, but IAM users must be assigned the following required identity policy-based permissions. For details about the required permissions, see Permissions Policies and Supported Actions.

Action

Access Level

Resource Type (*: required)

Condition Key

Alias

Dependencies

codeartsreq:attachment:upload

Write

-

  • codeartsreq:Model

  • codeartsreq:ProjectId

-

-

URI

DELETE /v4/projects/{project_id}/issues/{issue_id}/attachments/{attachment_id}

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Definition

A 32-character UUID. It uniquely identifies a project. Obtain a project ID by calling the API for querying projects. The value of project_id in the response message body is a project ID.

Constraints

A string of 32 characters consisting of letters and digits.

Range

N/A

Default Value

N/A

issue_id

Yes

String

Definition

Primary key of the work item ID, which can be obtained from the Performing Advanced Query of Work Items API. The value of the id field in the response message body is the work item ID.

Constraints

N/A

Range

N/A

Default Value

N/A

attachment_id

Yes

String

Definition

Attachment ID. You can obtain the ID using the Querying Work Item Details API. The attachment_id in the accessories list in the return information is the attachment ID.

Constraints

A string of 1 to 11 digits. The first digit ranges from 1 to 9.

Range

N/A

Default Value

N/A

Request Parameters

None

Response Parameters

Status code: 204

None

Status code: 400

Table 2 Response body parameters

Parameter

Type

Description

error_code

String

Definition:

Error code.

Value range:

N/A

error_msg

String

Definition:

Error description.

Value range:

N/A

Status code: 401

Table 3 Response body parameters

Parameter

Type

Description

error_code

String

Definition:

Error code.

Value range:

N/A

error_msg

String

Definition:

Error description.

Value range:

N/A

request_id

String

Definition

Request ID, which is automatically generated by the system.

Range

N/A

Example Requests

DELETE https://{endpoint}/v4/projects/f7a67aee4c034fd6944fd5f769e89042/issues/5667740/attachments/72372

Example Responses

None

SDK Sample Code

The SDK sample code is as follows.

Java

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package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.projectman.v4.region.ProjectManRegion;
import com.huaweicloud.sdk.projectman.v4.*;
import com.huaweicloud.sdk.projectman.v4.model.*;


public class DeleteAttachmentSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");

        ICredential auth = new BasicCredentials()
                .withAk(ak)
                .withSk(sk);

        ProjectManClient client = ProjectManClient.newBuilder()
                .withCredential(auth)
                .withRegion(ProjectManRegion.valueOf("<YOUR REGION>"))
                .build();
        DeleteAttachmentRequest request = new DeleteAttachmentRequest();
        request.withProjectId("{project_id}");
        request.withIssueId("{issue_id}");
        request.withAttachmentId("{attachment_id}");
        try {
            DeleteAttachmentResponse response = client.deleteAttachment(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}

Python

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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkprojectman.v4.region.projectman_region import ProjectManRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkprojectman.v4 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]

    credentials = BasicCredentials(ak, sk)

    client = ProjectManClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(ProjectManRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = DeleteAttachmentRequest()
        request.project_id = "{project_id}"
        request.issue_id = "{issue_id}"
        request.attachment_id = "{attachment_id}"
        response = client.delete_attachment(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

Go

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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    projectman "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/projectman/v4"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/projectman/v4/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/projectman/v4/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")

    auth, err := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        SafeBuild()

    if err != nil {
        fmt.Println(err)
        return
    }

    hcClient, err := projectman.ProjectManClientBuilder().
         WithRegion(region.ValueOf("<YOUR REGION>")).
         WithCredential(auth).
         SafeBuild()


    if err != nil {
        fmt.Println(err)
        return
    }

    client := projectman.NewProjectManClient(hcClient)

    request := &model.DeleteAttachmentRequest{}
	request.ProjectId = "{project_id}"
	request.IssueId = "{issue_id}"
	request.AttachmentId = "{attachment_id}"
	response, err := client.DeleteAttachment(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

More

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Codes

Status Code

Description

204

No Content

400

Bad Request

401

Unauthorized

Error Codes

See Error Codes.