I’m using Cloudflare R2, by the way, and it works great, except for this issue. The only issue I encounter is images attached on chat; the thumbnail is broken. Clicking the thumbnail loads the full images correctly. The thumbnail URL that is broken is https://bucket.xxxxxx.r2.cloudflarestorage.c…

The same issue happens for newly installed themes; the thumbnail is broken and points to https://bucket.xxxxx.r2.cloudflarestorage.com/original/1X/xxxxx.png

Did you ever find a resolution to this? I also have this issue on my own instance.

Now that I am too utilizing chat I noticed this error too. Thumbnail is indeed broken here and when I click the broken image it shows the image in a “popup” as it should. [image] The url for the broken image is indeed not the CDN url. Broken url (redacted some bits) https://BUCKET.REDACTED.eu.…

This seems to be a “fix” for this issue, or at least a workaround to get this working for now. Ping @Justin_Hamilton [imagem] Cloudflare R2 Image URL Display Issue: Detailed Explanation and Fix Bug Problem Description We’ve recently noticed an issue with …

Miniatura da imagem está quebrada em mensagens de chat ao usar Cloudflare R2

Suporte

MarkoK Fevereiro 13, 2026, 10:08am 5

Isto parece ser uma “correção” para este problema, ou pelo menos uma solução alternativa para fazê-lo funcionar por enquanto. Ping @Justin_Hamilton

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Cloudflare R2 Image URL Display Issue: Detailed Explanation and Fix Bug chat	4	557	29 de Maio de 2026
Chat thumbnails bypass s3_cdn_url & use raw S3 bucket URLs Bug cdn , s3 , chat	1	48	1 de Junho de 2026
Upload images in chat can't be show normally when use s3 CDN Bug chat , fixed	10	459	24 de Setembro de 2025
When you upload a file in chat while S3 is active, the image does not appear, the image link appears broken (R2) Bug s3 , chat	0	72	16 de Julho de 2024
Issue with topic/posts images Support	8	920	6 de Dezembro de 2023

Miniatura da imagem está quebrada em mensagens de chat ao usar Cloudflare R2

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