But do you have any error messages? Anything that can suggest us the cause of problem? Maybe something can be found in the Windows event log? You know - at the moment it's like looking for a needle in a haystack
The point is that during our tests everything is working fine. We need to find something, what's common between your cases. So if you are able to support us, please try to deactivate seperatly each file - one by one and do a test:
drzewieckidesign-chicagolandmarks\scenery\global\scenery\TEXTURE
drzewieckidesign-chicagolandmarks\scenery\global\scenery\chicagoLIB.BGL
drzewieckidesign-chicagolandmarks\scenery\global\scenery\chicagoLIBtrains.BGL
drzewieckidesign-chicagolandmarks\scenery\world\scenery\chicagoPLC.bgl
drzewieckidesign-chicagolandmarks\scenery\world\scenery\CHICAGOVECT.BGL