Folks what pool are you mining ?
Please confirm so i can point you to the right direction.
minerd.exe -o stratum+tcp://pool.fuloos.org:3002 -u FSs8kemEB4qD8oEjE1kjFCMBL9okfrwry6
I used the above command, last one is my wallet address, I did as they say in getting started in the website
What is your hash rate, and if you are CPU mining then it might take longer now as the difficulty on the blockchain is beyond CPU mining at the moment.