这个怎么回事？

VM60386:1 thirdScriptError 

 sdk uncaught third Error 

 errCode: -1  | errMsg: Cloud API isn't enabled, please call wx.cloud.init first

请先调用 wx.cloud.init() 完成初始化后再调用其他云 API。init 方法可传入一个对象用于设置默认配置，详见文档。 

 Error: errCode: -1  | errMsg: Cloud API isn't enabled, please call wx.cloud.init first

请先调用 wx.cloud.init() 完成初始化后再调用其他云 API。init 方法可传入一个对象用于设置默认配置，详见文档。

    at new u (WAService.js:1:381390)

    at Object.exportAPI.(anonymous function) [as database] (WAService.js:1:250410)

    at http://127.0.0.1:17887/appservice/pages/cloud/cloud.js:4:19

    at require (WAService.js:1:1297709)

    at <anonymous>:17:7

    at HTMLScriptElement.scriptLoaded (http://127.0.0.1:17887/appservice/appservice?t=1564051892557:1131:21)

    at HTMLScriptElement.script.onload (http://127.0.0.1:17887/appservice/appservice?t=1564051892557:1143:20)