Hi,
I've got a China 2Din with some recent maps and I'm using 2.4 9.6.13.405512. It all seems to run fairly well but I have some issues with speedcams. It appears that the maps maybe (?) contain a library of speed cameras, which are conflicting with the speedcam folder. Either way, remove the speedcam folder, and a preset of cameras are loaded.
The speedcams that come with the maps (?) are outdated, and in many ...