# Uncaught ReferenceError: img is not defined due to broken old theme

**URL:** https://meta.discourse.org/t/uncaught-referenceerror-img-is-not-defined-due-to-broken-old-theme/193597
**Category:** Support
**Created:** [June 12, 2021, 12:41am UTC](https://meta.discourse.org/t/uncaught-referenceerror-img-is-not-defined-due-to-broken-old-theme/193597 "2021-06-12T00:41:49Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![Falco](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/falco/32/179432_2.png) [@Falco](https://meta.discourse.org/u/Falco)
#### Post date: [June 12, 2021, 1:56am UTC](https://meta.discourse.org/t/uncaught-referenceerror-img-is-not-defined-due-to-broken-old-theme/193597/2 "2021-06-12T01:56:09Z")

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Looks like it’s coming from [StackBlur backgrounds](https://meta.discourse.org/t/stackblur-backgrounds/79344). It’s a broken theme, you need to remove it.

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_[View the full topic](https://meta.discourse.org/t/uncaught-referenceerror-img-is-not-defined-due-to-broken-old-theme/193597)._