Xbian with Transmission freezes after a couple of days

[IriDium]

If XBMC is still running but not ssh (Then it seems to a network issue, not Xbian)

1/ Can you ping your Rpi?
2/ Are the yellow lights on the RPi
3/ Are you Ethernet or wireless?

You can when it happens:
a) Install xbmc.log from addons - that will send the required xbmc.log.
or cp xbmc.log > xbmc.log.txt
b) Exit out of XBMC from the shutdown menu and choose exit.
From there, sign in, and do: dmesg > dmesg.txt.

Reboot system. Sign in and send us the output of both text files (See my signature - Please read before you post - to see how/