Public bug reported: Updating two servers Dec 30th/2021 with commands "sudo apt-get update" and "sudo apt-get upgrade".
Dec 30 15:51:30 lubuntu apachectl[28484]: apache2: Syntax error on line 144 of /etc/apache2/apache2.conf: Syntax error on line 1 of /etc/apache2/mods-enabled/qos.load: Cannot load /usr/lib/apache2/modules/mod_qos.so into server: /usr/lib/apache2/modules/mod_qos.so: undefined symbol: pcre_free Description: Ubuntu 18.04.6 LTS Release: 18.04 Codename: bionic If apache2 module qos enabled, sudo apache2ctl configtest gives the same error. Tried to remove package and re-install without success. ** Affects: libapache2-mod-qos (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1956056 Title: Failed to restart apache2 after update /usr/lib/apache2/modules/mod_qos.so: undefined symbol: pcre_free To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libapache2-mod-qos/+bug/1956056/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs