Can anyone help when I go to you tube My mac shuts down and reboots I some of what it caised please help. I took it to the mac store even though it is from 2006 runs ok just shuts down on you tube they said at the mac store all was ok ran all the test I updated my flash and what else do i need to do ? someone told me it might be the ram? here is some of what was found 11/17/11 4:46:05 PM com.apple.launchctl.Aqua launchctl: Please convert the following to launchd: /etc/mach_init_per_user.d/com.adobe.SwitchBoard.monitor.plist 11/17/11 4:46:05 PM com.apple.launchd.peruser.501 (com.apple.ReportCrash) Falling back to default Mach exception handler. Could not find: com.apple.ReportCrash.Self 11/17/11 4:46:06 PM com.apple.launchd.peruser.501 (com.apple.Kerberos.renew.plist) Exited with exit code: 1 11/17/11 4:46:06 PM com.apple.launchd.peruser.501 (0x301d10.mach_init.switchboard.sh) Failed to check-in! 11/17/11 4:46:08 PM com.apple.launchd.peruser.501 (com.apple.CSConfigDotMacCertemail@example.com-SharedServices) Exited with exit code: 1 11/17/11 4:51:22 PM com.apple.WindowServer Thu Nov 17 16:51:22 MacBook-Pro-15.local WindowServer <Error>: kCGErrorFailure: Set a breakpoint @ CGErrorBreakpoint() to catch errors as they are logged.