https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=24155 --- Comment #19 from Katrin Fischer <katrin.fischer@bsz-bw.de> --- When I try to add weights, I have: An error occurred when updating Elasticsearch index mappings: Unable to update mappings for index "koha_kohadev_biblios". Reason was: "Can't parse [index] value [] for field [copynumber__sort], expected [true] or [false]". Index needs to be recreated and reindexed. An error occurred when updating Elasticsearch index mappings: Unable to update mappings for index "koha_kohadev_authorities". Reason was: "Can't parse [index] value [] for field [personal-name-heading__sort], expected [true] or [false]". Index needs to be recreated and reindexed. Index '' needs to be recreated. Index '' needs to be recreated. I've tried resetting the mappings, but same errors. -- You are receiving this mail because: You are watching all bug changes.