My system both yesterday and today restarted Enigma for no apparent reason!
I have sent my log files to support but cant upload to here! I have cut and pasted the last section of this mornings, the resultant one after reboot and whilst looking at log files it re-started again.
This mornings
[EPGC] abort non avail schedule reading
[EPGC] abort non avail schedule other reading
[EPGC] abort non avail netmed schedule reading
[EPGC] abort non avail netmed schedule other reading
[EPGC] abort non avail FreeSat schedule_other reading
[EPGC] abort non avail viasat reading
[EPGC] nownext finished(1354992658)
[EPGC] stop caching events(1354992658)
[EPGC] next update in 60 min
action -> InfobarShowHideActions toggleShow
[SoftcamManager] CCcam.2.2.1 already running
[SoftcamManager] Telnet info not allowed, can not check if frozen
job Components.Task.Job name=SoftcamCheck #tasks=1 completed with [] in None
[SoftcamManager] CCcam.2.2.1 already running
[SoftcamManager] Telnet info not allowed, can not check if frozen
job Components.Task.Job name=SoftcamCheck #tasks=1 completed with [] in None
[AutoTimer] Auto Poll
[AutoTimer] Auto Poll Started
[AutoTimer] No changes in configuration, won't parse
lookup events with 'The Fear' as title (case sensitive)
job Components.Task.Job name=AutoTimer #tasks=3 completed with [] in None
executing opkg --add-dest /media/hdd:/media/hdd --add-dest /:/ update
job Components.Task.Job name=OnlineVersionCheck #tasks=1 completed with [] in None
main thread is non-idle! display spinner!
broken startcode
broken startcode
broken startcode
broken startcode
broken startcode
broken startcode
broken startcode
broken startcode
broken startcode
broken startcode
broken startcode
broken startcode
Killed

2nd one
[EPGC] Saving EPGCache.
[EPGC] store epg to realpath '/media/usb/epg.dat'
[EPGC] 226951 events written to /media/usb/epg.dat
main thread is non-idle! display spinner!
action -> DirectionActions up
action -> DirectionActions up
action -> DirectionActions up
action -> DirectionActions up
job Components.Task.Job name=EPG Cache Check #tasks=2 completed with [] in None
child has terminated
pipes closed
executing opkg --add-dest /media/hdd:/media/hdd --add-dest /:/ list-upgradable
poll: unhandled POLLERR/HUP/NVAL for fd 70(16)
action -> SetupActions cancel
child has terminated
pipes closed
[OnlineVersionCheck] 17 Updates available
poll: unhandled POLLERR/HUP/NVAL for fd 70(16)
[EPGC] Refreshing EPGCache.
[EPGC] 226951 events read from /media/usb/epg.dat
action -> DirectionActions up
action -> DirectionActions up
action -> DirectionActions up
action -> DirectionActions up
ERROR reading PES (fd=44) - Value too large for defined data type
poll: unhandled POLLERR/HUP/NVAL for fd 44(8)
job Components.Task.Job name=EPG Cache Check #tasks=2 completed with [] in None
[SoftcamManager] CCcam.2.2.1 already running
[SoftcamManager] Telnet info not allowed, can not check if frozen
job Components.Task.Job name=SoftcamCheck #tasks=1 completed with [] in None
action -> DirectionActions down
action -> DirectionActions down
action -> DirectionActions down
action -> ColorActions green
[SKIN] Parsing embedded skin <embedded-in-'LogManagerViewLog'>
Segmentation fault

last one still running
[OnlineVersionCheck] 17 Updates available
poll: unhandled POLLERR/HUP/NVAL for fd 81(16)
[EPGC] abort non avail schedule reading
[EPGC] abort non avail schedule other reading
[EPGC] abort non avail netmed schedule reading
[EPGC] abort non avail netmed schedule other reading
[EPGC] abort non avail viasat reading
[EPGC] nownext finished(1354997087)
action -> InfobarExtensions extensions
action -> WizardActions ok
valign must be either top, center or bottom!
warning, skin is missing element LogsSize in <class 'Screens.LogManager.LogManager'>
action -> ColorActions red
action -> DirectionActions down
action -> DirectionActions down
action -> DirectionActions down
action -> DirectionActions down
action -> DirectionActions down
action -> DirectionActions down
action -> DirectionActions down
action -> DirectionActions down
action -> OkCancelActions ok
action -> OkCancelActions OK
unknown action OkCancelActions/OK! typo in keymap?
action -> DirectionActions down
action -> OkCancelActions ok
action -> OkCancelActions OK
unknown action OkCancelActions/OK! typo in keymap?
action -> DirectionActions down
action -> OkCancelActions ok
action -> OkCancelActions OK
unknown action OkCancelActions/OK! typo in keymap?
action -> DirectionActions up
action -> DirectionActions up
action -> DirectionActions up
action -> DirectionActions up
action -> DirectionActions up
action -> ColorActions blue
action -> MsgBoxActions ok
action -> DirectionActions down
action -> MsgBoxActions ok