1. What peripherals do you have connected to the G4? Try disconnecting all but your keyboard and mouse to isolate which one might be causing this. 2. Sometimes, trashing the file "com.apple.Powermanagement.xml" (w/o the quotes) which is in private/var/db/SystemConfiguration can help with that specific problem. 3. Bad RAM All of the above can be found at: http://www.macattorney.com/tutorial.html Brian Conner -----Original Message----- From: Power Macintosh G4 List [mailto:G4 at lists.themacintoshguy.com] On Behalf Of Thomas Boelskifte Sent: Friday, March 14, 2003 3:37 AM To: Power Macintosh G4 List Subject: [G4] Kernel panic on wake Hi all :) I have a new Mirrored Drive Doors FW800, that crashes with a kernel panic every time it wakes from sleep. I see others on Apples message boards that has the same problem, but I can't seem to find a solution. Anyone have one? :) Regards, Thomas