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Troubleshooting
Last updated: 2024-02-04 17:20:25
Overview
If an SDK API call to request the COS service fails, the system will return the error information in the callback.
Sample error
cos.headBucket({Bucket: 'examplebucket-1250000000',Region: 'ap-beijing',}, function(err, data) {if (err) {console.log(err.error);}});
Client Exceptions
Parameter | Description | Type |
err | Error code, which is returned when an error (network error or service error) occurs. If the request is successful, this parameter is empty. For more information, please see Error Codes. | Object |
- error | Error message for the request | Object/String |
Server Exceptions
Parameter | Description | Type |
err | Error code, which is returned when an error (network error or service error) occurs. If the request is successful, this parameter is empty. For more information, please see Error Codes. | Object |
- statusCode | HTTP status code returned by the request, such as 200, 403, and 404 | Number |
- headers | Headers | Object |
- error | Error information | Object/String |
- - Code | Error code returned by the body when the request fails. For more information, see Error Codes | String |
- - Message | Error message returned by the body when the request fails. For more information, see Error Codes | String |
- - RequestId | Unique ID of the request in the server request log that can be submitted in a ticket for troubleshooting | String |
Using the Diagnosis Tool
Directions
1. Copy the request ID (
RequestId) returned when the request error occurs.2. Click Diagnosis Tool.
3. Enter
RequestId and click Diagnose.4. Wait and view the diagnostic result.
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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