State; Debian 13 with latest patches, latest ISPconfig installed What I did: upgrade Debian12 to 13 no problems. apt-get install php8.4 php8.4-cli php8.4-cgi php8.4-fpm php8.4-gd php8.4-mysql php8.4-curl php8.4-intl php8.4-pspell php8.4-sqlite3 php8.4-tidy php8.4-xsl php8.4-zip php8.4-mbstring php8.4-soap php8.4-opcache libonig5 php8.4-common php8.4-readline php8.4-xml curl no problem force uodate latest ISPconfig. checked apache2 running. showed error in line 146 mods-enabled/*.load commented it out restart apache brings AH00534: apache2: Configuration error: No MPM loaded Google does not find solution
How did you do the upgrade of Debian 12 to 13? What was on line 146? My guess is this is not related to ISPConfig. Try reading Debian 13 Release Notes. https://www.debian.org/releases/trixie/release-notes/index.html