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Troubleshooting
Last updated: 2024-02-02 17:35:18
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: 'COS_REGION', /* Bucket region. Required */}, function(err, data) {if (err) {console.log(err.error);}});
Client Exceptions
Parameter | Description | Type |
err | Network or service error returned when the request fails. If the request is successful, this parameter is empty. For more information, see Error Codes. | Object |
- error | Error message for the request | Object/String |
Server Exceptions
Parameter | Description | Type |
err | Network or service error returned when the request fails. If the request is successful, this parameter is empty. For more information, see Error Codes. | Object |
- statusCode | HTTP status code, 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 when you contact us 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.
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