jjmckenzie wrote: > On Tue, Oct 25, 2011 at 12:28 AM, Snowcat <wineforum-user@xxxxxxxxxx> wrote: > > What kind of video card does this system have? > Writiing 'two Mac mini' i meant: two IDENTICAL mac mini. So both of them have a NVIDIA GeForce 320M integrated chipset, which uses up to 256Mb of RAM memory and supports DirectX 10.1, Shader 4.1. jjmckenzie wrote: > > Also are you using XQuartz on the 10.6.8 system? > Both versions of Mac OS uses XQuartz as system default (i.e. installed by OS). Snowleopard (10.6.8 ) utilizes XQuartz 2.3.6 (xorg-server 1.4.2-apple56), while Lion (10.7.2) uses XQuartz 2.6.3 (xorg-server 1.10.3) On both OS wine executable is a 'Mach-O executable i386' but OpenGL errors occur only on Lion.