Spurious Log Errors 'getThumbnailsFolder Containing folders for the attachment could not be created'

Platform Notice: Data Center Only - This article only applies to Atlassian products on the Data Center platform.

Note that this KB was created for the Data Center version of the product. Data Center KBs for non-Data-Center-specific features may also work for Server versions of the product, however they have not been tested. Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.

*Except Fisheye and Crucible

Symptoms

There are no visible problems for users. The following spurious errors appear in the atlassian-confluence.log:

2009-08-05 05:57:53,778 ERROR [TP-Processor125\] [confluence.pages.thumbnail.DefaultThumbnailManager\] getThumbnailsFolder Containing folders <path_to_thumbnails_folder> for the attachment <attachment_name> could not be created

The thumbnail folders referenced in the error messages do exist on the server and contain thumbnails, as expected.

Cause and Resolution

Note that this error is only problematic in that it's filling up the logs. For an explanation and to track the resolution, see CONFSERVER-16765 - Spurious error message in the logs when generating thumbnails.

Updated on May 22, 2025

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