var topic = e.currentTarget.dataset.xx;

    var pages = getCurrentPages;

    var prevpage = pages[pages.length-2];

    prevpage.setData({xuanzehuati:topic.title});

    wx.navigateBack({});

最新的开发者工具版本遇到以下问题报错，

VM1460 WAService.js:2 TypeError: Cannot read property 'setData' of undefined

    at qi.chooseone (zifuchuan2.js? [sm]:18)

    at Object.i.safeCallback (VM1460 WAService.js:2)

    at VM1460 WAService.js:2

    at Dn (VM1460 WAService.js:2)

    at VM1460 WAService.js:2

    at y (VM1460 WAService.js:2)

    at VM1460 WAService.js:2

    at VM1460 WAService.js:2

    at i (VM8 asdebug.js:1)

    at c (VM8 asdebug.js:1)(env: Windows,mp,1.05.2108130; lib: 2.18.0)