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Object Storage Service:ossbrowser 2.0 FAQ

Last Updated:Jun 02, 2026

Find solutions to common ossbrowser 2.0 issues, including AccessKey login errors, network connectivity, and CloudBox limitations.

How do I get the ossbrowser 2.0 log file?

If your issue is not covered here, package the complete ob2 folder and contact us. Default log file paths by operating system:

  • Windows: C:\Users\your_username\AppData\Roaming\oss-browser2\ob2/

  • macOS: /Users/your_username/Library/Application Support/oss-browser2/ob2/

  • Linux: ~/.config/oss-browser2/ob2/

"AccessDenied:You are forbidden to list buckets" error during AccessKey logon

Cause: The account lacks permission to list all buckets.

Solution:

  • Grant the oss:ListBuckets permission to the account and log on again. Grant permissions to a RAM user.

  • If the account has permission for only specific buckets or files, add an access path in the Preset OSS Path field and select the bucket's Region. ossbrowser 2.0 (Preview).

Cannot access ossbrowser 2.0 due to network issues

This issue typically results from an incorrect or unreachable proxy configuration. Check the proxy settings for your operating system:

Operating system

Proxy settings

Windows

Check Internet Options.

macOS

Check Network Preferences.

Linux

Go to System Settings > Network > Network Proxy.

Does downloading files through ossbrowser 2.0 incur fees?

Yes. Downloading files from OSS to your local machine incurs outbound traffic fees.

URL-based file downloads and image previews are unavailable in CloudBox

  • Downloading a file by URL returns the following error:

    image

  • Image previews fail.

    image

What does "Pulled x items" mean in the lower-left corner of the file list?

"Pulled x items" shows how many file entries ossbrowser has cached locally.

Since version 2.1.1, ossbrowser continuously calls ListObjectsV2 in the background to cache the file list until all files are listed or enough entries are cached to fill the visible pages.

The cache resets when you refresh the page, search by prefix, or switch folders.