Kubuntu 12.04 64bit wine 1.5.4 winetricks 20120308 Howto1 (http://askubuntu.com/questions/41629/after-upgrade-gdb-wont-attach-to-process), 2 (http://www.codeweavers.com/compatibility/browse/name/?app_id=4662;tips=1): sudo nano /etc/sysctl.d/10-ptrace.conf in line "kernel.yama.ptrace_scope = 1" change 1 to 0 sudo reboot rm -rf .wine WINEARCH=win32 WINEPREFIX=~/.wine winecfg wget http://kegel.com/wine/winetricks && sh winetricks dotnet30 That's all. Then I successfully installed 3ds Max 2009 32bit, V-ray 2.20 and Photoshop CS5