0.2.6 used python 2.5 requirements and had a geopy module problem hence as I also experienced. Latest centOS 5.2 is 2.4.3. The hashlib solution is present in 0.2.7 b7, b8 with the geopy problem also fixed. get http://d-rats.danplanet.com/download/beta/d-rats-0.2.7b9.tar.gz regards Adrian