Dear all, I cannot figure out, how to set up a working matching rule for tag 001 Control Number or tag 999$d Biblioitem Number. Please find my rules below - any suggestions how to correct the rules would be appreciated. Trying on Koha 3.01.00.032, Best regards, Marc ####################################### Configuration for Control Number 001: Matching rule code: CNUMBER Description: 001 Match threshold: 1000 Match points Add matchpoint Remove this matchpoint 1. Search index: Control-number 2. Score: 1000 1. Tag: 001 2. Subfields: [blank] 3. Offset: 0 4. Length: 0 ###################################### Configuration for Biblioitem Number 999$d: Matching rule code: BIBLIO Description: 999$d Match threshold: 1000 Match points Add matchpoint Remove this matchpoint 1. Search index: biblioitemnumber 2. Score: 1000 1. Tag: 999 2. Subfields: d 3. Offset: 0 4. Length: 0