While upgrading from Koha 22.05.04.001 to 22.05.05.000 Updating database structure Update errors : Upgrade to 22.05.04.002 [10:09:33]: Bug 31086 - Do not allow null values in branchcodes for reserves ERROR: {UNKNOWN}: DBI Exception: DBD::mysql::db do failed: Cannot change column 'branchcode': used in a foreign key constraint 'reserves_ibfk_4' at /usr/share/koha/lib/C4/Installer.pm line 739