问题-----解决方法

在geth命令行启动时添加–allow-insecure-unlock

eth.sendTransaction({from:eth.accounts[0], to:"0x8973eF760c378dfc84d6791C338d7DB288Ba2d2B", value:web3.toWei(14.027284256,'ether')})
Error: authentication needed: password or unlock
    at web3.js:3143:20
    at web3.js:6347:15
    at web3.js:5081:36
    at <anonymous>:1:1

personal.unlockAccount(eth.accounts[0])
Unlock account 0xb90b0805ed1d6e059783a3695a1437a458e8e36e
Password: 
Error: account unlock with HTTP access is forbidden