[Bug]: S3 Backup Failed

> [!NOTE]
> This issue/comment/review was translated by Claude.

### Issue Checklist

- [x] I understand that issues are for feedback and problem solving, not for complaining in the comment section, and will provide as much information as possible to help solve the problem.
- [x] My issue is not listed in the [FAQ](https://github.com/CherryHQ/cherry-studio/issues/3881).
- [x] I've looked at **pinned issues** and searched for existing [Open Issues](https://github.com/CherryHQ/cherry-studio/issues), [Closed Issues](https://github.com/CherryHQ/cherry-studio/issues?q=is%3Aissue%20state%3Aclosed), and [Discussions](https://github.com/CherryHQ/cherry-studio/discussions), no similar issue or discussion was found.
- [x] I've filled in short, clear headings so that developers can quickly identify a rough idea of what to expect when flipping through the list of issues. And not "a suggestion", "stuck", etc.
- [x] I've confirmed that I am using the latest version of Cherry Studio.

### Platform

macOS

### Version

v1.6.5

### Bug Description

S3-compatible storage backup failed, as shown in the image below

<img width="498" height="292" alt="Image" src="https://github.com/user-attachments/assets/e06684a0-e5d7-4365-b164-8f8fe8c0d913" />

### Steps To Reproduce

Managing backups can retrieve normally, which indicates my S3 configuration is correct

<img width="847" height="533" alt="Image" src="https://github.com/user-attachments/assets/7540610f-392c-43a0-9497-b5249fb132e0" />

Clicking "Backup Now" shows backup failed

<img width="650" height="580" alt="Image" src="https://github.com/user-attachments/assets/4c190f22-825a-4248-b197-21ec9bf536f9" />

### Expected Behavior

The expected behavior is that backup should succeed normally

### Relevant Log Output

```shell
es-Rilh_bH0.js:85 <error> [BackupService] backupToS3: Error uploading file to S3: Error: Error invoking remote method 'backup:backupToS3': InternalError: Io error: put_object write size < data.size(), w_size=15728640, data.size=16396159
processLog @ es-Rilh_bH0.js:85
error @ es-Rilh_bH0.js:116
backupToS3 @ index-CvOKVPUf.js:20853
await in backupToS3
handleBackup @ index-CvOKVPUf.js:110152
handleOk @ store-DHkT-mYs.js:75219
(anonymous) @ ImageViewer-CZSiC8u0.js:4963
processDispatchQueue @ client-DDbmooWc.js:6971
(anonymous) @ client-DDbmooWc.js:7257
batchedUpdates$1 @ client-DDbmooWc.js:1188
dispatchEventForPluginEventSystem @ client-DDbmooWc.js:7047
dispatchEvent @ client-DDbmooWc.js:8605
dispatchDiscreteEvent @ client-DDbmooWc.js:8587
index-CvOKVPUf.js:110160 Uncaught (in promise) Error: Error invoking remote method 'backup:backupToS3': InternalError: Io error: put_object write size < data.size(), w_size=15728640, data.size=16396159
Promise.then
backupToS3 @ index-CvOKVPUf.js:20797
await in backupToS3
handleBackup @ index-CvOKVPUf.js:110152
handleOk @ store-DHkT-mYs.js:75219
(anonymous) @ ImageViewer-CZSiC8u0.js:4963
processDispatchQueue @ client-DDbmooWc.js:6971
(anonymous) @ client-DDbmooWc.js:7257
batchedUpdates$1 @ client-DDbmooWc.js:1188
dispatchEventForPluginEventSystem @ client-DDbmooWc.js:7047
dispatchEvent @ client-DDbmooWc.js:8605
dispatchDiscreteEvent @ client-DDbmooWc.js:8587
es-Rilh_bH0.js:85 <error> [BackupService] backupToS3: Error uploading file to S3: Error: Error invoking remote method 'backup:backupToS3': InternalError: Io error: put_object write size < data.size(), w_size=15728640, data.size=16396159
processLog @ es-Rilh_bH0.js:85
error @ es-Rilh_bH0.js:116
backupToS3 @ index-CvOKVPUf.js:20853
await in backupToS3
handleBackup @ index-CvOKVPUf.js:110152
handleOk @ store-DHkT-mYs.js:75219
(anonymous) @ ImageViewer-CZSiC8u0.js:4963
processDispatchQueue @ client-DDbmooWc.js:6971
(anonymous) @ client-DDbmooWc.js:7257
batchedUpdates$1 @ client-DDbmooWc.js:1188
dispatchEventForPluginEventSystem @ client-DDbmooWc.js:7047
dispatchEvent @ client-DDbmooWc.js:8605
dispatchDiscreteEvent @ client-DDbmooWc.js:8587
index-CvOKVPUf.js:110160 Uncaught (in promise) Error: Error invoking remote method 'backup:backupToS3': InternalError: Io error: put_object write size < data.size(), w_size=15728640, data.size=16396159
```

### Additional Context

_No response_

---

<details>
<summary>Original Content</summary>

### Issue Checklist

- [x] I understand that issues are for feedback and problem solving, not for complaining in the comment section, and will provide as much information as possible to help solve the problem.
- [x] My issue is not listed in the [FAQ](https://github.com/CherryHQ/cherry-studio/issues/3881).
- [x] I've looked at **pinned issues** and searched for existing [Open Issues](https://github.com/CherryHQ/cherry-studio/issues), [Closed Issues](https://github.com/CherryHQ/cherry-studio/issues?q=is%3Aissue%20state%3Aclosed), and [Discussions](https://github.com/CherryHQ/cherry-studio/discussions), no similar issue or discussion was found.
- [x] I've filled in short, clear headings so that developers can quickly identify a rough idea of what to expect when flipping through the list of issues. And not "a suggestion", "stuck", etc.
- [x] I've confirmed that I am using the latest version of Cherry Studio.

### Platform

macOS

### Version

v1.6.5

### Bug Description

S3兼容存储备份失败，提示如图

<img width="498" height="292" alt="Image" src="https://github.com/user-attachments/assets/e06684a0-e5d7-4365-b164-8f8fe8c0d913" />

### Steps To Reproduce

管理备份可以正常获取，说明我S3配置正常

<img width="847" height="533" alt="Image" src="https://github.com/user-attachments/assets/7540610f-392c-43a0-9497-b5249fb132e0" />

点击立即备份，提示备份失败

<img width="650" height="580" alt="Image" src="https://github.com/user-attachments/assets/4c190f22-825a-4248-b197-21ec9bf536f9" />

### Expected Behavior

正常应该是能备份成功

### Relevant Log Output

```shell
es-Rilh_bH0.js:85 <error> [BackupService] backupToS3: Error uploading file to S3: Error: Error invoking remote method 'backup:backupToS3': InternalError: Io error: put_object write size < data.size(), w_size=15728640, data.size=16396159
processLog @ es-Rilh_bH0.js:85
error @ es-Rilh_bH0.js:116
backupToS3 @ index-CvOKVPUf.js:20853
await in backupToS3
handleBackup @ index-CvOKVPUf.js:110152
handleOk @ store-DHkT-mYs.js:75219
(anonymous) @ ImageViewer-CZSiC8u0.js:4963
processDispatchQueue @ client-DDbmooWc.js:6971
(anonymous) @ client-DDbmooWc.js:7257
batchedUpdates$1 @ client-DDbmooWc.js:1188
dispatchEventForPluginEventSystem @ client-DDbmooWc.js:7047
dispatchEvent @ client-DDbmooWc.js:8605
dispatchDiscreteEvent @ client-DDbmooWc.js:8587
index-CvOKVPUf.js:110160 Uncaught (in promise) Error: Error invoking remote method 'backup:backupToS3': InternalError: Io error: put_object write size < data.size(), w_size=15728640, data.size=16396159
Promise.then
backupToS3 @ index-CvOKVPUf.js:20797
await in backupToS3
handleBackup @ index-CvOKVPUf.js:110152
handleOk @ store-DHkT-mYs.js:75219
(anonymous) @ ImageViewer-CZSiC8u0.js:4963
processDispatchQueue @ client-DDbmooWc.js:6971
(anonymous) @ client-DDbmooWc.js:7257
batchedUpdates$1 @ client-DDbmooWc.js:1188
dispatchEventForPluginEventSystem @ client-DDbmooWc.js:7047
dispatchEvent @ client-DDbmooWc.js:8605
dispatchDiscreteEvent @ client-DDbmooWc.js:8587
es-Rilh_bH0.js:85 <error> [BackupService] backupToS3: Error uploading file to S3: Error: Error invoking remote method 'backup:backupToS3': InternalError: Io error: put_object write size < data.size(), w_size=15728640, data.size=16396159
processLog @ es-Rilh_bH0.js:85
error @ es-Rilh_bH0.js:116
backupToS3 @ index-CvOKVPUf.js:20853
await in backupToS3
handleBackup @ index-CvOKVPUf.js:110152
handleOk @ store-DHkT-mYs.js:75219
(anonymous) @ ImageViewer-CZSiC8u0.js:4963
processDispatchQueue @ client-DDbmooWc.js:6971
(anonymous) @ client-DDbmooWc.js:7257
batchedUpdates$1 @ client-DDbmooWc.js:1188
dispatchEventForPluginEventSystem @ client-DDbmooWc.js:7047
dispatchEvent @ client-DDbmooWc.js:8605
dispatchDiscreteEvent @ client-DDbmooWc.js:8587
index-CvOKVPUf.js:110160 Uncaught (in promise) Error: Error invoking remote method 'backup:backupToS3': InternalError: Io error: put_object write size < data.size(), w_size=15728640, data.size=16396159
```

### Additional Context

_No response_
</details>

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Uh oh!

[Bug]: S3 Backup Failed #10983

Issue Checklist

Platform

Version

Bug Description

Steps To Reproduce

Expected Behavior

Relevant Log Output

Additional Context

Issue Checklist

Platform

Version

Bug Description

Steps To Reproduce

Expected Behavior

Relevant Log Output

Additional Context

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

[Bug]: S3 Backup Failed #10983

Description

Issue Checklist

Platform

Version

Bug Description

Steps To Reproduce

Expected Behavior

Relevant Log Output

Additional Context

Issue Checklist

Platform

Version

Bug Description

Steps To Reproduce

Expected Behavior

Relevant Log Output

Additional Context

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions