Invariant Violation: Element type is invalid:
expected a string (for built-in components)
or a class/function (for composite components)
but got: object.Check the render method of 'Navigator'.
如圖:
no_module_exports.png
解決：
查看當(dāng)前頁(yè)面對(duì)應(yīng)代碼, 是否缺少了module.exports = XXXX;
