手机正常打开小程序。

PC版打开报错如下，PC版微信：3.1.0.41

系统版本：win10

报错日志：

app-service.js: TypeError: Failed to execute 'observe' on 'MutationObserver': parameter 1 is not of type 'Node'.

at TypeError (native)

at file://6.js/:11206:463495

at file://6.js/:11206:463552

at l (file://6.js/:11206:466747)

at Object.<anonymous> (file://6.js/:11206:713774)

at Object.<anonymous> (file://6.js/:11206:713850)

at l (file://6.js/:11209:561)

at Object.<anonymous> (file://6.js/:11206:245963)

at l (file://6.js/:11209:561)

at Object.<anonymous> (file://6.js/:11206:370168)