小程序背景音乐报错 setBackgroundAudioState:fail title is nil! ？

Question

thirdScriptError

setBackgroundAudioState:fail title is nil!;at pages/classic/classic onReady function;at api setBackgroundAudioState fail callback function

Error: setBackgroundAudioState:fail title is nil!

    at Function.fail (http://127.0.0.1:54018/appservice/__dev__/WAService.js:11:3043)

    at Object.fail (http://127.0.0.1:54018/appservice/__dev__/WAService.js:3:14159)

    at Function.<anonymous> (http://127.0.0.1:54018/appservice/__dev__/WAService.js:4:6533)

    at m (http://127.0.0.1:54018/appservice/appservice?t=1543328529386:1210:8226)

    at Object.invoke (http://127.0.0.1:54018/appservice/appservice?t=1543328529386:1210:8573)

    at o (http://127.0.0.1:54018/appservice/__dev__/WAService.js:4:4601)

    at u (http://127.0.0.1:54018/appservice/__dev__/WAService.js:4:5756)

    at Function.<anonymous> (http://127.0.0.1:54018/appservice/__dev__/WAService.js:11:2916)

    at http://127.0.0.1:54018/appservice/__dev__/WAService.js:3:14159

    at http://127.0.0.1:54018/appservice/__dev__/WAService.js:8:25162

这个报错是什么意思？

Answer 1

设置title后即可修复代码如下：mMgr.title = this.data.musicSrcmMgr.src = this.data.musicSrc