报错 thirdScriptError

VM7794:1 thirdScriptError 

 sdk uncaught third Error 

 module "miniprogram_npm/vant-weapp/mixins/transition" is not defined 

 Error: module "miniprogram_npm/vant-weapp/mixins/transition" is not defined

    at require (http://127.0.0.1:34035/appservice/__dev__/WAService.js:22:26700)

    at http://127.0.0.1:34035/appservice/__dev__/WAService.js:22:26448

    at http://127.0.0.1:34035/appservice/miniprogram_npm/vant-weapp/popup/index.js:5:19

    at require (http://127.0.0.1:34035/appservice/__dev__/WAService.js:22:26841)

    at <anonymous>:350:7

    at HTMLScriptElement.scriptLoaded (http://127.0.0.1:34035/appservice/appservice?t=1559637216119:4482:21)

    at HTMLScriptElement.script.onload (http://127.0.0.1:34035/appservice/appservice?t=1559637216119:4494:20)