Topic	Replies	Views	Activity
Problem: Kelvin REST API Upgrade Fails Due to Docker Digest Mismatch Community docker , problem , kelvin-api , appcenter , ucs-5-2	1	4	February 6, 2026
Problem: Apache2 Returns “Not Found” for Login Page After Certificate Renewal Community ssl , apache , problem , ucs-5 , appcenter , ucs-5-2 , curl	1	21	January 9, 2026
How-to: Completely Remove Nextcloud from UCS Community nextcloud , howto , ucs-5 , appcenter	1	63	September 29, 2025
How-to: Maintenance Mode for Nextcloud in UCS Community nextcloud , docker , howto , appcenter , mainten	1	58	September 22, 2025
Problem: AppCenter cache update does not work through proxy - Downloading the App archive via zsync failed Community proxy , https , problem , ucs-5 , appcenter , univention-upgrade , ucs-5-2 , zsync	1	73	August 21, 2025
Problem:UCS@school Veyon Proxy Reinstallation Error: "docker is to be ignored Community ucr , docker , ucsschool , problem , veyon , appcenter , ucs-5-2	1	24	July 16, 2025
Error When Installing Packages On A New UCS Install Apps & App Center app , appcenter	1	100	April 28, 2025
How-to: Veyon Proxy - System Requirements, App-Settings, Configure & UCRV Community ucr , umc , docker , ucsschool , howto , app , ucs-5 , veyon , appcenter	1	410	October 4, 2024
How-to: Docker in UCS - change the default docker subnet IP range with UCRV Community ucr , docker , ip , subnet , howto , appcenter	1	454	May 17, 2024
How-to: ENV - Persistent environment variables for docker apps Community docker , howto , ucs-5 , appcenter , keycloak	1	427	May 3, 2024
How to: Install apps via Terminal in UCS Community ucs-4 , apps , ucs-5 , appcenter	1	1464	November 4, 2022
Problem: OpenProject blocks the upgrade to UCS 5 Community ucs-4 , openproject , ucs-5 , appcenter , upgrade-to-ucs50 , univention-upgrade	1	811	November 4, 2022

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