https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=29641 Bug ID: 29641 Summary: Error "Duplicate entry 'IN-region' for key 'uniq_lang' at /usr/share/koha/lib/C4/Installer.pm line 738" while upgrading from 21.05.05-3 to 21.11.00-1 Change sponsored?: --- Product: Koha Version: 21.11 Hardware: All OS: Linux Status: NEW Severity: blocker Priority: P5 - low Component: Installation and upgrade (command-line installer) Assignee: koha-bugs@lists.koha-community.org Reporter: egpetridis@yahoo.com QA Contact: testopia@bugs.koha-community.org Created attachment 128249 --> https://bugs.koha-community.org/bugzilla3/attachment.cgi?id=128249&action=edit Error message in CLI During both phase one (command line installer) and phase two (web-based installer) upgrade from 21.05.05-3 to 21.11.00-1 fails, throwing the following message: Upgrade to 21.06.00.012 [15:25:02]: Bug 15067 - Add missing languages ERROR: {UNKNOWN}: DBI Exception: DBD::mysql::db do failed: Duplicate entry 'IN-region' for key 'uniq_lang' at /usr/share/koha/lib/C4/Installer.pm line 738 Please advise. -- You are receiving this mail because: You are watching all bug changes. You are the assignee for the bug.