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 Exceptions
| Parameter Name | Description | Type |
|---|---|---|
| err | Object returned when an error (network error or service error) occurs. If the request is successful, this is null. For more information, see Error Codes | Object |
| - error | Request error message | Object/String |
Server Exceptions
| Parameter Name | Description | Type |
|---|---|---|
| err | Object returned when an error (network error or service error) occurs. If the request is successful, this is null. 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 | Request error message | 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 | A unique ID in the server request log that can be submitted in a ticket for troubleshooting | String |
FAQs
If you have any questions when using the SDK for WeChat Mini Program, see the SDK for WeChat Mini Program section in FAQs.
