From: "m.roth at 5-cent.us" <m.roth at 5-cent.us> > The entire contents of that incident. I see nothing in messages. > 2013-02-07 17:38:19 -0500 Power failure. > 2013-02-07 17:38:21 -0500 Battery power exhausted. > 2013-02-07 17:38:21 -0500 Initiating system shutdown! > 2013-02-07 17:38:21 -0500 User logins prohibited > 2013-02-07 17:38:23 -0500 Power is back. UPS running on mains. > 2013-02-07 17:38:23 -0500 Allowing logins I guess you already tried the UPS self test or the apctest utility...? Did you do a battery recalibration? When all else fails... power off/on! ^_^ JD