OK, that's kind of interesting but I'm a little confused by this. Is this a Haiku/Beos design feature? What is the rationale behind this? Scott, I'm working on postgres. I don't think it's being worked on. - Andrew Yeah -- you cannot create regular files in '/', only directories and possibly symlinks. See http://dev.haiku-os.org/ticket/2442 Also for porting software, you should try and update the code to not use /usr --mmadia