sequelize 데이터베이스 관계설정 오류

TypeError: Cannot read property 'hasMany' of undefinedat Object. (D:test_PPLmodelsindex.js:26:9)at Module._compile (internal/modules/cjs/loader.js:707:30)at Object.Module._extensions..js (internal/modules/cjs/loader.js:718:10)at Module.load (internal/modules/cjs/loader.js:605:32)at tryModuleLoad (internal/modules/cjs/loader.js:544:12)at Function.Module._load (internal/modules/cjs/loader.js:536:3)at Module.require (internal/modules/cjs/loader.js:643:17)at require (internal/modules/cjs/helpers.js:22:18)at Object. (D:test_PPLpassportlocalStrategy.js:4:18)at Module._compile (internal/modules/cjs/loader.js:707:30)at Object.Module._extensions..js (internal/modules/cjs/loader.js:718:10)at Module.load (internal/modules/cjs/loader.js:605:32)at tryModuleLoad (internal/modules/cjs/loader.js:544:12)at Function.Module._load (internal/modules/cjs/loader.js:536:3)at Module.require (internal/modules/cjs/loader.js:643:17)at require (internal/modules/cjs/helpers.js:22:18)at Object. (D:test_PPLpassportindex.js:1:77)at Module._compile (internal/modules/cjs/loader.js:707:30)at Object.Module._extensions..js (internal/modules/cjs/loader.js:718:10)at Module.load (internal/modules/cjs/loader.js:605:32)at tryModuleLoad (internal/modules/cjs/loader.js:544:12)at Function.Module._load (internal/modules/cjs/loader.js:536:3)오류 메세지 나머지 부분입니다.