Open your wallet, go to console and type: getinfo

check the first 3 lines are

"version" : "v0.9.0.1-gdf9d55a-beta",
"protocolversion" : 80201,
"walletversion" : 60000,

if not, backup and update your wallet

Close wallet

Replace nodes in faircoin.conf with these ones:

addnode=107.170.78.230
addnode=193.219.117.63
addnode=81.223.53.14
addnode=109.65.133.31
addnode=87.106.131.71
addnode=117.64.230.191
addnode=109.186.109.91
addnode=82.95.110.212
addnode=113.119.112.38
addnode=81.4.107.194
addnode=123.202.156.97
addnode=46.251.98.60
addnode=161.53.40.242
addnode=188.230.244.163
addnode=93.103.73.121
addnode=70.162.50.201
addnode=122.226.124.19
addnode=192.34.58.251
addnode=75.129.230.106
addnode=117.64.230.191
addnode=130.49.45.56

Open wallet again

That should do the trick, if not you must download the entire blockchain again.