[Koha] what is the most bug free version of koha ?

hi all, can someone kindly let know me what is the current most bug free version of koha ? ( and where to download it :P ) i m using version 1.2.3. It doesnt seems to display the items borrowed correctly for members. thanks in advance -- Hor Hen Ley ( bii web team ) henley@bii.a-star.edu.sg my pgp publics are available at http://www.bii-sg.org/~henley/