Error: The method eth_getCompilers does not exist/is not available

因为以太坊高版本中该API被废弃

TypeError: web3.eth.contract is not a function

因为1.0以后API废弃

Error: Returned error: authentication needed: password or unlock

用户被锁定

personal.unlockAccount("0x....", "password");

TypeError: web3.eth.accounts is not a function

web3.eth.getAccounts()

(node:30706) UnhandledPromiseRejectionWarning: Error: Returned error: unknown account

地址不存在。

Error: The contract code couldn't be stored, please check your gas limit.

参数中添加gas

send({   from: '0x104847cdbaccb429d691145c19a5678353878e0c',   gasPrice: '1490000',   gas:3144658})

(node:30475) UnhandledPromiseRejectionWarning: Error: Returned error: insufficient funds for gas * price + value    at Object.ErrorResponse (/opt/workspace/web3/node_modules/web3-core-helpers/src/errors.js:29:16)    at /opt/workspace/web3/node_modules/web3-core-requestmanager/src/index.js:140:36    at XMLHttpRequest.request.onreadystatechange (/opt/workspace/web3/node_modules/web3-providers-http/src/index.js:77:13)    at XMLHttpRequestEventTarget.dispatchEvent (/opt/workspace/web3/node_modules/xhr2/lib/xhr2.js:64:18)    at XMLHttpRequest._setReadyState (/opt/workspace/web3/node_modules/xhr2/lib/xhr2.js:354:12)    at XMLHttpRequest._onHttpResponseEnd (/opt/workspace/web3/node_modules/xhr2/lib/xhr2.js:509:12)    at IncomingMessage.
    
      (/opt/workspace/web3/node_modules/xhr2/lib/xhr2.js:469:24)    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)
    

是因为chainId为0, 修改为其他值即可。

{  "config": {        "chainId": 100,        "homesteadBlock": 0,        "eip155Block": 0,        "eip158Block": 0    },  "alloc"      : {},  "coinbase"   : "0x0000000000000000000000000000000000000000",  "difficulty" : "0x20000",  "extraData"  : "",  "gasLimit"   : "0x2fefd8",  "nonce"      : "0x0000000000000042",  "mixhash"    : "0x0000000000000000000000000000000000000000000000000000000000000000",  "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",  "timestamp"  : "0x00"}