Hi there, Just updated to Koha 22.11 (ubuntu 18.04.06) and received an error after database schema upgrade: Bug 31162 - Add primary key to erm_eholdings_packages_agreements Upgrade to 22.06.00.084 [10:30:33]: Bug 31162 - Add primary key to erm_eholdings_packages_agreements ERROR - {UNKNOWN}: DBI Exception: DBD::mysql::db do failed: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'CONSTRAINT erm_eholdings_packages_agreements_uniq, ADD PRIMARY K' at line 3 at /usr/share/koha/lib/C4/Installer.pm line 739 I don't quite understand this error. Could someone advise? Many thanks, Craig Butosi, MA, MLIS, B Mus (Hons) Library: library.craigbutosi.ca