STEP 1 : ctrl + alt + t STEP 2 : SUDO SU STEP 3 : YOUR LOGIN PASSWORD STEP 4 : koha-upgrade-schema library Rebuild the Zebra Index. STEP 5 : sudo koha-rebuild-zebra -v -f library STEP 6 : type *exit* in terminal STEP 7 : restart your pc Hope dude it will work ... -- Sent from: http://koha.1045719.n5.nabble.com/Koha-general-f3047918.html