Hi, i looked everywhere in the forum and got no aswer, I just installed a new ram stick (a 1000mb with still the two previous 256mb) and reinstalled windows xp sp1and sim city rh with latest update from ea games web site, Every single zone i draw (no matter how big or if it's RCI or low,meium,dense) have a no road connection. Previously (before the new ram stick) it was popping up for no reason and disappearing but now the NRZ stay for years and years and never disappear. I removed Nam but still have the problem... I have no other plug-in or mod Amd 2500+ (suppose to be 2.5 ghz but windows recongnize it as 1.83) 1,46 gb of ram Nvidia Ge force 4 (integrated)(64mb) Abit NF7-M hard drive 120gb virtual memory 2046-4092mb