I would not try to use Onyx with 10.4.3. According to MacFixit, there is a problem with compatibility (Applescript error). Use Cocktail instead. jg On 1-Nov-05, at 7:54 PM, T Molnar wrote: > Diskwarrior (recreates the volume header) > Onyx (permissions, caches etc.) > iDefrag (optimizes sizes and placement of files)