Looking at the log file, you're seeing an X server crash. Unfortunately the backtrace (below) is pretty scant. Can you still reproduce this issue on the released intrepid? If so, please collect a full backtrace - directions are at http://wiki.ubuntu.com/X/Backtracing. Thanks ahead of time.
(II) RADEON(0): RADEONScreenInit d0000000 0 0
Output 0 disable success
Backtrace:
0: /usr/X11R6/bin/X(xf86SigHandler+0x79) [0x80c3069]
1: [0xb7fdb400]
Saw signal 11. Server aborting.
Looking at the log file, you're seeing an X server crash. Unfortunately the backtrace (below) is pretty scant. Can you still reproduce this issue on the released intrepid? If so, please collect a full backtrace - directions are at http:// wiki.ubuntu. com/X/Backtraci ng. Thanks ahead of time.
(II) RADEON(0): RADEONScreenInit d0000000 0 0
Output 0 disable success
Backtrace: bin/X(xf86SigHa ndler+0x79) [0x80c3069]
0: /usr/X11R6/
1: [0xb7fdb400]
Saw signal 11. Server aborting.