authentication needed: password or unlock - ScnuWang/MessageBoard GitHub Wiki

jason@jason-VirtualBox:~/message-board$ truffle migrate Using network 'development'.

Running migration: 1_initial_migration.js Deploying Migrations... ... undefined Error encountered, bailing. Network state unknown. Review successful transactions manually. Error: authentication needed: password or unlock at Object.InvalidResponse (/home/jason/.nvm/versions/node/v8.11.1/lib/node_modules/truffle/build/webpack://web3/lib/web3/errors.js:38:1) at /home/jason/.nvm/versions/node/v8.11.1/lib/node_modules/truffle/build/webpack://web3/lib/web3/requestmanager.js:86:1 at /home/jason/.nvm/versions/node/v8.11.1/lib/node_modules/truffle/build/webpack://truffle-migrate/index.js:225:1 at /home/jason/.nvm/versions/node/v8.11.1/lib/node_modules/truffle/build/webpack://truffle-provider/wrapper.js:134:1 at XMLHttpRequest.request.onreadystatechange (/home/jason/.nvm/versions/node/v8.11.1/lib/node_modules/truffle/build/webpack://web3/lib/web3/httpprovider.js:128:1) at XMLHttpRequestEventTarget.dispatchEvent (/home/jason/.nvm/versions/node/v8.11.1/lib/node_modules/truffle/build/webpack://xhr2/lib/xhr2.js:64:1) at XMLHttpRequest._setReadyState (/home/jason/.nvm/versions/node/v8.11.1/lib/node_modules/truffle/build/webpack://xhr2/lib/xhr2.js:354:1) at XMLHttpRequest._onHttpResponseEnd (/home/jason/.nvm/versions/node/v8.11.1/lib/node_modules/truffle/build/webpack://xhr2/lib/xhr2.js:509:1) at IncomingMessage. (/home/jason/.nvm/versions/node/v8.11.1/lib/node_modules/truffle/build/webpack:/~/xhr2/lib/xhr2.js:469:1) at emitNone (events.js:111:20) at IncomingMessage.emit (events.js:208:7) at endReadableNT (_stream_readable.js:1064:12) at _combinedTickCallback (internal/process/next_tick.js:138:11) at process._tickCallback (internal/process/next_tick.js:180:9)

解决办法：解锁账户：personal.unlockAccount(web3.eth.coinbase, "password", 15000)
其中password部分为之前创建账户的密码，15000对应的是解锁的时间。