问题
Error 471--cannot find module!
This is the model I am tring to write.T have data is already in mysql. Tring to connect from sequilize. I deleted all node module and tried again,nothing is working.Please suggest something.
module.exports = function(sequelize,dataTypes) {
var calender = sequelize.define("calender",{
     listing_id:DATATYPE.INTEGER,
      listdate:DATATYPE.DATE, 
      available:DATATYPE.TEXT, 
      price:DATATYPE.TEXT
     });
return calender;
};
This is the code
now this is the error
module.js:471 throw err; ^
Error: Cannot find module 'E:\mindsumo\dataairbnb\models/..configconfig.json'
at Function.Module._resolveFilename (module.js:469:15)
at Function.Module._load (module.js:417:25)
at Module.require (module.js:497:17)
at require (internal/module.js:20:19)
at Object.<anonymous> (E:\mindsumo\dataairbnb\models\index.js:8:17)
at Module._compile (module.js:570:32)
at Object.Module._extensions..js (module.js:579:10)
at Module.load (module.js:487:32)
at tryModuleLoad (module.js:446:12)
at Function.Module._load (module.js:438:3)
at Module.require (module.js:497:17)
at require (internal/module.js:20:19)
at Object.<anonymous> (E:\mindsumo\dataairbnb\server.js:10:11)
at Module._compile (module.js:570:32)
at Object.Module._extensions..js (module.js:579:10)
at Module.load (module.js:487:32)
at tryModuleLoad (module.js:446:12)
at Function.Module._load (module.js:438:3)
at Module.runMain (module.js:604:10)
at run (bootstrap_node.js:390:7)
at startup (bootstrap_node.js:150:9)
at bootstrap_node.js:505:3
Error while making model
node_modules/.bin/sequelize model:generate --name calender1 --attributes 
  listing_id:int, listdate:date, available:text, price:text
node_modules/.bin/sequelize model:generate --name calender1 --attributes listing_id:int, lis
tdate:date, available:text, price:text
Sequelize CLI [Node: 6.10.3, CLI: 3.0.0, ORM: 3.30.4]
E:\mindsumo\studyairbnb\node_modules\sequelize-cli\node_modules\yargs\yargs.js:1079
      else throw err
           ^
    TypeError: Cannot read property 'toUpperCase' of undefined
    at eval (lodash.templateSources[0]:18:32)
    at Array.forEach (native)
    at eval (lodash.templateSources[0]:14:26)
    at Object.render (E:\mindsumo\studyairbnb\node_modules\sequelize-
   cli\lib\helpers\template-helper.js:26:54)
    at Object.generateFileContent 
    (E:\mindsumo\studyairbnb\node_modules\sequelize-cli\lib\helpers\model-
    helper.js:31:37)
    at Object.generateFile (E:\mindsumo\studyairbnb\node_modules\sequelize-
    cli\lib\helpers\model-helper.js:41:49)
    at Object.exports.handler (E:\mindsumo\studyairbnb\node_modules\sequelize-cli\lib\commands\model_generate.js:32:27)
    at Object.self.runCommand (E:\mindsumo\studyairbnb\node_modules\sequelize-cli\node_modules\yargs\lib\command.js:233:22)
    at Object.Yargs.self._parseArgs (E:\mindsumo\studyairbnb\node_modules\sequelize-cli\node_modules\yargs\yargs.js:990:30)
    at Object.get [as argv] (E:\mindsumo\studyairbnb\node_modules\sequelize-cli\node_modules\yargs\yargs.js:927:19)
    at Object.<anonymous> (E:\mindsumo\studyairbnb\node_modules\sequelize-cli\lib\sequelize:84:15)
    at Module._compile (module.js:570:32)
    at Object.Module._extensions..js (module.js:579:10)
    at Module.load (module.js:487:32)
    at tryModuleLoad (module.js:446:12)
    at Function.Module._load (module.js:438:3)
   E:\mindsumo\studyairbnb\node_modules\sequelize-
   cli\node_modules\yargs\yargs.js:1079
      else throw err
           ^
    回答1:
If you used Express framework, this example help you a lot:
https://github.com/sequelize/express-example/tree/master/models
I too had problems with Sequelize in the start.
Check especially:
models/index.jsmodels/user.jsroutes/index.js
来源:https://stackoverflow.com/questions/47077815/sequelize-model-error-tring-to-make-model-in-sequelize-and-getting-this-error