app调用小程序在如图界面停留后，返回到了app内就没后文了，没有进入小程序首页或者指定页面。

wxlog:send req[<WXLaunchMiniProgramReq: 0x28259d100>], appID:wx38966ce8874f2212, universalLink:https://ajt3.t4m.cn/, sdkVersion:1.8.6.1

wxlog:LaunchMiniProgram todata extDic=(null)

wxlog:set property list

wxlog:Error:fail to load Keychain status:-25300, keyData null:1

wxlog:Error:token[(null)] is null

wxlog:launch app with ul only success

wxlog:launch app with universal link, ret:1

wxlog:req:<WXLaunchMiniProgramReq: 0x28259d100>, cid:86f4eb813ed74b21c77acb372685232921203383

这是日志

小程序

username：gh_7ec46f292a38"

path：pages/index/index