Upgrading from 21.06 the webinstaller stops with:
Upgrade to 21.06.00.012 [15:11:07]: 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
What can I do?
Beda