# Image lightbox not working in subfolder install

**URL:** <https://meta.discourse.org/t/image-lightbox-not-working-in-subfolder-install/102930>\
**Category:** Self-hosting\
**Tags:** subfolder\
**Created:** [28 בנובמבר,‏ 2018,‏ 1:14am UTC](https://meta.discourse.org/t/image-lightbox-not-working-in-subfolder-install/102930 "2018-11-28T01:14:09Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![codinghorror](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/codinghorror/32/110067_2.png) [@codinghorror](https://meta.discourse.org/u/codinghorror)\
**Post date:** [28 בנובמבר,‏ 2018,‏ 2:38am UTC](https://meta.discourse.org/t/image-lightbox-not-working-in-subfolder-install/102930/4 "2018-11-28T02:38:47Z")

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This implies your Discourse is not set up correctly, primarily because the background sidekick tasks necessary to do the background image work are not running.

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_[View the full topic](https://meta.discourse.org/t/image-lightbox-not-working-in-subfolder-install/102930)._