The DBRev for Bug 30331 is not idempotent: my $base_period = C4::Context->preference('RenewalPeriodBase'); $dbh->do( q{ UPDATE systempreferences SET variable = 'ManualRenewalPeriodBase' WHERE variable = 'RenewalPeriodBase' } ); When ran twice: "ERROR: {UNKNOWN}: DBI Exception: DBD: :db do failed: Duplicate entry 'ManualRenewalPeriodBase' for key 'PRIMARY' at /kohadevbox/koha/C4/Installer.pm line 819"
Created attachment 195031 [details] [review] Bug 42046: Make DR Rev 25.12.00.18 more resilient