crossfire not working for me

When i double click crossfire hit start it doesnt work it will stay there for a while disappear and nothing will happen. When i ctrl alt delete screen comes up it says the cf patcher is there but nothing ever happeneds so i juts delete it and ive tried reinstalling like 3 or 4 times and restarting my comp can neone help me im 90% sure its not my firewall or antivirus