Hello all samy109 again and i just wanted to say ive been having problems with source sdk.gcf...i downloaded the gcf for it and sdk base and when i go into steam with undead patch source sdk base is done and works perfectly but source sdk says "download starting" and never starts...i try to start it and it says servers are too busy. if i put the gcf and everything in there y didnt it work!? please help...thanks in advance...SAMY109 o and if this helps this is the one i downloaded:http://www.freesteam.org/forums/half-life-2-source-engine-gcfs/4224-source-sdk-sdk-base-latest.html