https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=16393 flittle <flittle@thedowns.avon.sch.uk> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |flittle@thedowns.avon.sch.u | |k --- Comment #1 from flittle <flittle@thedowns.avon.sch.uk> --- Hi, I have this issue also, trying to install koha on a fresh ubuntu 16.04 install, MySQL 5.7.12. Same message in the web installer: mysql: [Warning] Using a password on the command line interface can be insecure. ERROR 1171 (42000) at line 1385: All parts of a PRIMARY KEY must be NOT NULL; if you need NULL in a key, use UNIQUE instead -- You are receiving this mail because: You are watching all bug changes. You are the assignee for the bug.