[Koha] search problem in koha 3.10.4

Hi all I have installed koha 3.10.4 on ubuntu 12.04 and all ok. but i have faced problem search record, after cataloging record, try to search it ... no result i use zebra indexing and cronjob. in crontab i had add this lines # The cronjobs -- $KOHA_PATH is defined in /etc/environment, and gets set when $ */1 * * * * $KOHA_PATH/misc/migration_tools/rebuild_zebra.pl -b -a -z &> /d$ after that no result in search both biblio and authority. any sugg. thnks MOHAMED MEGAHED Chief Library at Ahram Canadian University Tel : +2 0100 22 97 96 2 Tel : +2 011 23 502 505