Where did you install the app: in ~usr or at the root level? If the former, then proly someone has to be logged on for it to run. --Steve At 10:40 AM -0700 5/16/03, josh hough wrote: >I recently got a new APC Back-UPS ES 500 for an OS X 10.2.6 machine >and installed the Jaguar-compatible version of the APC PowerChute >software. When I test the system by unplugging the UPS, PowerChute >somewhat gracefully shuts down the machine. However, this only >works when a user is logged in (it can be any user).