Troubleshooting

Last updated: 2019-12-17 14:36:03

    Overview

    If an SDK API call to request the COS service fails, an error message will be returned in the callback.

    Error Sample

    cos.headBucket({
        Bucket: 'examplebucket-1250000000',
        Region: 'ap-beijing',
    }, function(err, data) {
        if (err) {
            console.log(err.error);
        }
    });

    Client-side Exceptions

    Parameter Name Description Type
    err Object returned when an error, a network error or service error, occurs. If the request is successful, this parameter will be empty. For more information, see Error Codes Object
    - error Error message for the request Object/String

    Server-side Exceptions

    Parameter Name Description Type
    err Object returned when an error, a network error or service error, occurs. If the request is successful, this parameter will be empty. For more information, see Error Codes Object
    - statusCode HTTP status code returned by the request, such as 200, 403, and 404 Number
    - headers Header information returned by the request Object
    - error Error message for the request Object/String
    - - Code Error code returned in the body when the request fails. For more information, see Error Codes String
    - - Message Error message returned in the body when the request fails. For more information, see Error Codes String
    - - RequestId A unique ID of the request in the server request log that can be submitted in a ticket for troubleshooting String

    FAQs

    If you have any questions about the SDK for WeChat Mini Program, see the SDK for WeChat Mini Program section in FAQs.

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