Hi, All users when they try to upload an image to replace current avatar get an error: undefined method ‘optimized_image_resize_instructions’ for class OptimizedImage Upload of other images (for gallery, or just plain image) works ok. I am not sure when it started, we have relatively small commun…

Which version of Discourse are you running? Do you have any plugins installed?

v2026.9.0 . I have a few plugins: Bbcode color Nationalflags (This is a fork from here GitHub - chapoi/discourse-nationalflags: National Flags plugin for Discourse · GitHub ), original is no longer mainyained) Topic previews sidecar Thank you.

[صورة] puchal: Topic previews sidecar See this post and the few posts below it

How did I miss it? :smiley: Thank you, I will try to rebuild over the weekend.

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RGJ (Richard - Communiteq) 8 أكتوبر 2026، 7:00م 2

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الموضوع		الردود	مرات العرض
"Failed to optimize image" error from discourse-topic-previews-sidecar Product Support	7	268	30 يوليو 2026
Upload avatar image, last version (2.8.0.beta11) - Resolved Bug	2	631	19 يناير 2022
Letter avatars still displayed after importing phpbb3 avatars Migration	17	2223	27 سبتمبر 2017
Faster (and smaller) uploads in Discourse with Rust, WebAssembly and MozJPEG \| Blog Blog	35	5772	13 مايو 2025
Animated Avatar Plugin experimental	59	12637	10 سبتمبر 2026

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