https://bugs.winehq.org/show_bug.cgi?id=52808
--- Comment #11 from Rafał Mużyło galtgendo@o2.pl --- These look like the key lines:
0108:trace:x11settings:apply_display_settings handler:XRandR 1.4 changing L"\\.\DISPLAY1" to position:(0,0) resolution:640x480 frequency:59Hz depth:16bits orientation:0. 0108:warn:xrandr:xrandr14_set_current_mode Cannot change screen color depth from 32bits to 16bits!