uni-app统计后台 错误分析 页面统计到 thirdScriptError错误，找不到原因

"thirdScriptError\n
Cannot read property '$mp' of undefined;
at \"pages/index/index\" page lifeCycleMethod onLoad function\n
TypeError: Cannot read property '$mp' of undefined\n
at r.Ot.n.methods.onLoad (<anonymous>:5058:32820)\n
at r.<anonymous> (<anonymous>:1:29972)\n
at B (<anonymous>:1:6600)\n
at K (<anonymous>:1:8527)\n
at q (<anonymous>:1:8793)\n
at Function.<anonymous> (<anonymous>:1:11643)\n
at <anonymous>:1:17558\n
at <anonymous>:7:16383\n
at Array.forEach (native)\n
at Function.<anonymous> (<anonymous>:7:16363)"