Same happened to me, sent him 100 CRN and he disappeared
Transaction details:
His wallet: FEBTgwDbvP95wMrwZoLhrs5jGbG2mLe4FF
TransId: 6a9f69e0b83ae98f4f15bc116e536d2c99a7dacc412289d88be15b362e5c550d
Topic: ***alert no trade user protato *** (Read 547 times)
Damnit , wish I searched for this User before, he scammed me out BTC 0.05 for 3000 iCoins.
Argghhhh!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Transaction details:
His Wallet = 1Q59PNa6FejaCASVnCA9GwyqqBdSYWFSzp
Transactionid = f2fb4f22b05169792c870a2b5a292146206958072a38c85db0de943978103ef1
Argghhhh!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Transaction details:
His Wallet = 1Q59PNa6FejaCASVnCA9GwyqqBdSYWFSzp
Transactionid = f2fb4f22b05169792c870a2b5a292146206958072a38c85db0de943978103ef1
up
I sent 0.50 ltc for exchange usde and he disappeared 
proof
Status: confirmed 0/não
Date: 14/01/2014 04:35
To: LNt3D9pzdkzyvjYUgtsfPM61EAd5CJsdE7
Debit: -0.50 LTC
Net value: -0.50 LTC
Transaction ID: 53b00f423a82689a4482852835b90422e19e165cf684a889a21b6e2ba2233c54
proof
Status: confirmed 0/não
Date: 14/01/2014 04:35
To: LNt3D9pzdkzyvjYUgtsfPM61EAd5CJsdE7
Debit: -0.50 LTC
Net value: -0.50 LTC
Transaction ID: 53b00f423a82689a4482852835b90422e19e165cf684a889a21b6e2ba2233c54
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