Specifically this bug: https://bugs.php.net/bug.php?id=71187
"PHP 7.0 and up does not allow buggy return values from user save handler" Maybe a php7.0-memcached package using 3.0.4? https://pecl.php.net/package/memcached/3.0.4 ** Bug watch added: bugs.php.net/ #71187 http://bugs.php.net/bug.php?id=71187 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1700754 Title: php-memcached is not fully working with PHP 7 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/php-memcached/+bug/1700754/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs