FYI, I had same problem before with Pd-0.45-4-1 (downloaded from Ubuntu software center)On Thu, Mar 19, 2015 at 9:36 PM, Jonghyun Kim <agitato816@gmail.com> wrote:hi list,i have strange behavior using Pd.When I do some patching in Pd, Ubuntu suddenly logouts, and I loss my current data.I don't know what causes this problem.Strange thins is, this unexpected sudden logout occurs only when I'm using Pd. Another application doesn't occur this problem.I attached the Pd patch.thanks,akntk====================Software:Pd-0.46-5 (from miller's home page) build from sourceUbuntu 14.04 amd64Linux umi 3.13.0-46-generic #79-Ubuntu SMP Tue Mar 10 20:06:50 UTC 2015 x86_64 x86_64 x86_64 GNU/LinuxVideo Card: Intel HDakntk@umi:~$ lspci -v -s `lspci | awk '/VGA/{print $1}'`00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09) (prog-if 00 [VGA controller])Subsystem: Lenovo Device 21f6Flags: bus master, fast devsel, latency 0, IRQ 45Memory at f0000000 (64-bit, non-prefetchable) [size=4M]Memory at e0000000 (64-bit, prefetchable) [size=256M]I/O ports at 5000 [size=64]Expansion ROM at <unassigned> [disabled]Capabilities: <access denied>Kernel driver in use: i915=====================Download link of the Pd patch: