I don't know why, but yesterday i tried it again. Removed fglrx installed mesa again, removed mesa and installed fglrx again, and tried to set up my dual head setup again in amdcccle and IT WORKED.
I don't know why, but yesterday i tried it again. Removed fglrx installed mesa again, removed mesa and installed fglrx again, and tried to set up my dual head setup again in amdcccle and IT WORKED.