Maybe it has something to do with the path being more than the allowed 250 characters long I think it is. Try putting your project in a different folder of the root directory of your drive?
just a thought..
Windows XP SP3 Intel Dual Core CPU: E5200 @ 2.5GHz 4.00GB DDR3 Ram ASUS P5G41T-M LX PCIE x16 GeForce GTS 450 1Gb SB Audigy 4 Spyware Doctor with AntiVirus