请教，微信web工具生成的小程序框架，报告Uncaught ReferenceError: define is not defined，原因是什么？

util.js:1 Uncaught ReferenceError: define is not defined(anonymous function) @ util.js:1

app.js:1 Uncaught ReferenceError: define is not defined(anonymous function) @ app.js:1

index.js:1 Uncaught ReferenceError: define is not defined(anonymous function) @ index.js:1

appservice:16 Sun Jul 23 2017 21:40:57 GMT+0800 (中国标准时间) page 编译错误

appservice:17  pages/index/index 出现脚本错误或者未正确调用 Page()(anonymous function) @ appservice:17

logs.js:1 Uncaught ReferenceError: define is not defined(anonymous function) @ logs.js:1

appservice:22 Sun Jul 23 2017 21:40:57 GMT+0800 (中国标准时间) page 编译错误

appservice:23  pages/logs/logs 出现脚本错误或者未正确调用 Page()