I’ve a Discourse server for which ./launcher rebuild app results in: FAILED -------------------- Pups::ExecError: grep -q 'outlets/before-server' /etc/nginx/conf.d/discourse.conf || ( >&2 echo 'The "before-server" Nginx outlet is missing. This version of discourse_docker is not compatible with the …

I’ve tracked down the issue — it was caused by the discourse-images-guardian plugin from @mbcahyono which needed the nginx.sample.conf file updating, I have done this and created a pull request to fix it.

Upgraden mislukt met: De "before-server" Nginx outlet ontbreekt... discourse_docker is niet compatibel met de gekozen Discourse versie

Ondersteuning

pfaffman (Jay Pfaffman) 11 juli 2025 om 14:13 3

I just did a rebuild without any trouble. Are there other errors above what you included?

What does free -h report?

Topic		Antwoorden	Weergaven
Discourse has stopped opening Installation	39	5743	19 maart 2022
Cannot rebuild app after recent upgrade 05/07/2025 Bug	11	245	21 mei 2025
Discourse not serving pages Installation	25	2879	4 augustus 2020
502 Bad Gateway - nginx/1.14.0 (Ubuntu): Unable to find image locally + Error response from daemon Installation	11	8993	16 augustus 2023
Discourse working with jwilder /nginx proxy & acme-companion Installation	7	5310	9 februari 2022

Upgraden mislukt met: De "before-server" Nginx outlet ontbreekt... discourse_docker is niet compatibel met de gekozen Discourse versie

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