Here is the PPA I have activated. Does anyone know which one is causing trouble?
ls -l /etc/apt/sources.list.d/ total 20 -rw-r--r-- 1 root root 130 jun 21 10:02 atareao-ubuntu-atareao-wily.list -rw-r--r-- 1 root root 130 jun 21 09:59 atareao-ubuntu-atareao-wily.list.distUpgrade -rw-r--r-- 1 root root 111 jun 21 10:02 pgdg.list -rw-r--r-- 1 root root 111 jun 21 09:59 pgdg.list.distUpgrade -rw-r--r-- 1 root root 111 avr 8 11:34 pgdg.list.save -rw-r--r-- 1 root root 0 jan 14 11:37 stk-ubuntu-dev-wily.list -rw-r--r-- 1 root root 0 jan 14 11:37 stk-ubuntu-dev-wily.list.save ** Summary changed: - Upgrade from 15.10 to 16.04 stopped during new repository configuration + Upgrade from 15.10 to 16.04: Could not calculate the upgrade -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1594355 Title: Upgrade from 15.10 to 16.04: Could not calculate the upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1594355/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs