这个例子运行出错呃,错误如下,请问您知道这个怎么解决吗?
Warning: Component(...): No `render` method found on the returned component inst
ance: you may have forgotten to define `render` in your component or you may hav
e accidentally tried to render an element whose type is a function that isn't a
React component.
Warning: Don't set the props property of the React element. Instead, specify the
correct value when initially creating the element.
TypeError: Can't add property context, object is not extensible
at ReactCompositeComponentMixin.mountComponent (D:\nodejs\node_global\node_m
odules\react\lib\ReactCompositeComponent.js:153:18)
at wrapper [as mountComponent] (D:\nodejs\node_global\node_modules\react\lib
\ReactPerf.js:70:21)
at Object.ReactReconciler.mountComponent (D:\nodejs\node_global\node_modules
\react\lib\ReactReconciler.js:38:35)
at ReactDOMComponent.ReactMultiChild.Mixin.mountChildren (D:\nodejs\node_glo
bal\node_modules\react\lib\ReactMultiChild.js:192:44)
at ReactDOMComponent.Mixin._createContentMarkup (D:\nodejs\node_global\node_
modules\react\lib\ReactDOMComponent.js:289:32)
at ReactDOMComponent.Mixin.mountComponent (D:\nodejs\node_global\node_module
s\react\lib\ReactDOMComponent.js:199:12)
at Object.ReactReconciler.mountComponent (D:\nodejs\node_global\node_modules
\react\lib\ReactReconciler.js:38:35)
at ReactCompositeComponentMixin.mountComponent (D:\nodejs\node_global\node_m
odules\react\lib\ReactCompositeComponent.js:247:34)
at wrapper [as mountComponent] (D:\nodejs\node_global\node_modules\react\lib
\ReactPerf.js:70:21)
at Object.ReactReconciler.mountComponent (D:\nodejs\node_global\node_modules
\react\lib\ReactReconciler.js:38:35)