有时候会出现这个问题有时候又没有

Question

<-- POST /api/user/login

    select username, realname ,id from users where username='zhangsan' and password='524ab85686df0e52ada43b11b53cce35'

{ Error: Cannot enqueue Query after fatal error.
at Protocol._validateEnqueue (/Users/chujiu/Desktop/node/rental-manag/control/node_modules/mysql/lib/protocol/Protocol.js:212:16)
at Protocol._enqueue (/Users/chujiu/Desktop/node/rental-manag/control/node_modules/mysql/lib/protocol/Protocol.js:138:13)
at Connection.query (/Users/chujiu/Desktop/node/rental-manag/control/node_modules/mysql/lib/Connection.js:201:25)
at Promise (/Users/chujiu/Desktop/node/rental-manag/control/db/mysql.js:14:13)
at new Promise ()
at exec (/Users/chujiu/Desktop/node/rental-manag/control/db/mysql.js:12:21)
at login (/Users/chujiu/Desktop/node/rental-manag/control/controller/user.js:13:22)
at router.post (/Users/chujiu/Desktop/node/rental-manag/control/routes/users.js:10:24)
at dispatch (/Users/chujiu/Desktop/node/rental-manag/control/node_modules/koa-router/node_modules/koa-compose/index.js:44:32)
at next (/Users/chujiu/Desktop/node/rental-manag/control/node_modules/koa-router/node_modules/koa-compose/index.js:45:18) code: ‘PROTOCOL_ENQUEUE_AFTER_FATAL_ERROR’, fatal: false }
xxx POST /api/user/login 500 1ms -
server error { Error: Cannot enqueue Query after fatal error.
at Protocol._validateEnqueue (/Users/chujiu/Desktop/node/rental-manag/control/node_modules/mysql/lib/protocol/Protocol.js:212:16)
at Protocol._enqueue (/Users/chujiu/Desktop/node/rental-manag/control/node_modules/mysql/lib/protocol/Protocol.js:138:13)
at Connection.query (/Users/chujiu/Desktop/node/rental-manag/control/node_modules/mysql/lib/Connection.js:201:25)
at Promise (/Users/chujiu/Desktop/node/rental-manag/control/db/mysql.js:14:13)
at new Promise ()
at exec (/Users/chujiu/Desktop/node/rental-manag/control/db/mysql.js:12:21)
at login (/Users/chujiu/Desktop/node/rental-manag/control/controller/user.js:13:22)
at router.post (/Users/chujiu/Desktop/node/rental-manag/control/routes/users.js:10:24)
at dispatch (/Users/chujiu/Desktop/node/rental-manag/control/node_modules/koa-router/node_modules/koa-compose/index.js:44:32)
at next (/Users/chujiu/Desktop/node/rental-manag/control/node_modules/koa-router/node_modules/koa-compose/index.js:45:18) code: ‘PROTOCOL_ENQUEUE_AFTER_FATAL_ERROR’, fatal: false } { request:
{ method: ‘POST’,
url: ‘/api/user/login’,
header:
{ ‘content-type’: ‘application/json’,
‘user-agent’: ‘PostmanRuntime/7.15.2’,
accept: ‘/’,
‘cache-control’: ‘no-cache’,
‘postman-token’: ‘81abf0d4-5498-413a-8d7e-847a5db06c3a’,
host: ‘localhost:8000’,
‘accept-encoding’: ‘gzip, deflate’,
‘content-length’: ‘49’,
connection: ‘keep-alive’ } },
response:
{ status: 404,
message: ‘Not Found’,
header: [Object: null prototype] {} },
app: { subdomainOffset: 2, proxy: false, env: ‘dev’ },
originalUrl: ‘/api/user/login’,
req: ‘’,
res: ‘’,
socket: ‘’ }

Answer 1

双越 2019-10-31 20:40:40

你在报这个错误之前，看控制台一直是正常的吗？有没有报过其他的错误？

• 提问者 懒毛 #1

  正常的没有其他错误，好像是很久不访问接口就会出现这样的问题，但是不知道为什么