When writing in topics in our Discourse site, when pasting some links, Discourse cannot retrieve OpenGraph (OneBox) information. We get an error like this (see also in screenshot): >Sorry, we were unable to generate a preview for this web page, because the following oEmbed / OpenGraph tags could no…

[صورة] wlandgraf: When writing in topics in our Discourse site, when pasting some links, Discourse cannot retrieve OpenGraph (OneBox) information. We get an error like this (see also in screenshot): Hi there - i tested that particular link you posted and it oneboxes as expected. clearly this …

@Lilly thank you for your response. I have version `2026.01.0-latest`. I can update to `2026.2.0` of course, but my version is not that old. Yes, all other oneboxes work in my forum. Just that ones don’t work. About my onebox settings, they are all default. If I click “Only show overriden” nothing…

Ok, I found the problem, it looks like Discourse server doesn’t have the recent certificate chain used by the server.

لماذا لا يستطيع Discourse استرداد بيانات OpenGraph؟

الدعم

wlandgraf (Wagner Landgraf) 11 مارس 2026، 2:27م 4

حسنًا، لقد وجدت المشكلة، يبدو أن خادم Discourse لا يحتوي على سلسلة الشهادات الحديثة التي يستخدمها الخادم.

الموضوع		الردود	مرات العرض
Link preview not working for specific site Support	11	2368	12 يناير 2020
Onebox error but OG tag present Support	2	518	3 يناير 2021
Website Links pasted into a Topic Feature	5	1171	18 سبتمبر 2021
Why Do Some Blog Posts in Discourse Have A Preview? Support	9	2278	3 يوليو 2023
Link-image not shown Self-hosting unsupported-install	17	489	17 يونيو 2024

لماذا لا يستطيع Discourse استرداد بيانات OpenGraph؟

الموضوعات ذات الصلة