[Koha] Q1?

Hi Everybody, when i'm trying to install Koha i have got the following problem. would you mind to help me please? ERROR: Unable to call script 'yaz-config': is YAZ installed? at Makefile.PL line 12. --------------------------------- Talk is cheap. Use Yahoo! Messenger to make PC-to-Phone calls. Great rates starting at 1¢/min.