If it's any help I ended up using a download of the standard 1.5 on Impish. It needed:
php-pear php-sqlite3 php-json php-mbstring php-intl libapache2-mod-php sqlite3 from Impish. (I have a sqlite3 database). -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1950326 Title: roundcube cannot run in Impish To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/roundcube/+bug/1950326/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs