React Error Log

react.log

[Error] Warning: Quiz(...): No `render` method found on the returned component instance: you may have forgotten to define `render`, returned null/false from a stateless component, or tried to render an element whose type is a function that isn't a React component.
	warning
	mountComponent
	ReactCompositeComponent_mountComponent
	mountComponent
	mountChildren
	_createContentMarkup
	mountComponent
	mountComponent
	mountComponent
	ReactCompositeComponent_mountComponent
	mountComponent
	mountComponent
	ReactCompositeComponent_mountComponent
	mountComponent
	mountComponentIntoNode
	perform
	batchedMountComponentIntoNode
	perform
	batchedUpdates
	batchedUpdates
	_renderNewRootComponent
	ReactMount__renderNewRootComponent
	_renderSubtreeIntoContainer
	render
	React_render
	eval code
	eval ([native code], line 0)
	(anonymous function) (bundle.js, line 593)
	__webpack_require__ (bundle.js, line 521)
	fn (bundle.js, line 76)
	eval code
	eval ([native code], line 0)
	(anonymous function) (bundle.js, line 551)
	__webpack_require__ (bundle.js, line 521)
	(anonymous function) (bundle.js, line 544)
	global code (bundle.js, line 545)

[Error] TypeError: undefined is not a function (evaluating 'inst.render()')
	perform (undefined, line 587)
	batchedUpdates
	batchedUpdates
	_renderNewRootComponent
	ReactMount__renderNewRootComponent
	_renderSubtreeIntoContainer
	render
	React_render
	eval code
	eval ([native code], line 0)
	(anonymous function) (bundle.js, line 593)
	__webpack_require__ (bundle.js, line 521)
	fn (bundle.js, line 76)
	eval code
	eval ([native code], line 0)
	(anonymous function) (bundle.js, line 551)
	__webpack_require__ (bundle.js, line 521)
	(anonymous function) (bundle.js, line 544)
	global code (bundle.js, line 545)