We use Ojs3.1.2-1 and are trying to upgrade to a newer version, but find this error, maybe this sounds silly, but I need help here, does anyone know how to fix it? Thank you guys.
Hi @ajaes,
See: Problem OJS updating from 3.1.1.2 to 3.1.2.3
Regards,
Alec Smecher
Public Knowledge Project Team