[Koha] New Version Changed the Barcodes

Dear Community Members, Currently I have shifted koha version 23.11 from koha 18.05. I faced a problem, the barcode of books changed. How i can resolve this problem *Syed Habib Akhter Jaffri* *Principal Librarian* *Pakistan Scientific & Technological Information Centre (PASTIC)* *Quaid-Azam University Campus **Islamabad* *Ph: 051-9248107* *Cell: 0333-6999542* *WhatsApp: 0345-5515875*