https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=34276 Jeremiah <jhenderson@nsd.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jhenderson@nsd.org --- Comment #11 from Jeremiah <jhenderson@nsd.org> --- Hi, I am having the same problem as SOS. Upgrade to 23.05.00.002 [11:09:02]: Bug 21983 - Deleted biblio handling on ILL ERROR: {UNKNOWN}: DBI Exception: DBD::mysql::db do failed: Duplicate key name 'illrequests_bibfk' at /usr/share/koha/lib/C4/Installer.pm line 741 I am coming from 22.05 I believe. I tried their suggestion: "ALTER TABLE illrequests DROP KEY illrequests_bibfk;" I got: Cannot drop index 'illrequests_bibfk': needed in a foreign key constraint -- You are receiving this mail because: You are watching all bug changes.