After i downloaded new binaries and found block, RCP is not processing payment

2018-03-03 17:07:22.609 [RPC0] ERROR wallet.wallet2 src/wallet/wallet2.cpp:4408 needed_money > unlocked_balance(). THROW EXCEPTION: error::not_enough_money
2018-03-03 17:07:22.609 [RPC0] WARN net.http src/wallet/wallet_errors.h:707 /home/ubuntu/electroneum/src/wallet/wallet2.cpp:4408:N5tools5error16not_enough_moneyE: not enough money, available = 0.00, tx_amount = 6521.00

Any idea why?