Exception in rendering!

Message: Cannot read property 'user' of null

TypeError: Cannot read property 'user' of null
    at PCUserDetailPage.render (<anonymous>:80755:33)
    at ReactCompositeComponentWrapper._renderValidatedComponentWithoutOwnerOrContext (<anonymous>:128676:30)
    at ReactCompositeComponentWrapper._renderValidatedComponent (<anonymous>:128699:32)
    at ReactCompositeComponentWrapper.performInitialMount (<anonymous>:128239:30)
    at ReactCompositeComponentWrapper.mountComponent (<anonymous>:128135:21)
    at Object.mountComponent (<anonymous>:11376:35)
    at ReactCompositeComponentWrapper.performInitialMount (<anonymous>:128248:34)
    at ReactCompositeComponentWrapper.mountComponent (<anonymous>:128135:21)
    at Object.mountComponent (<anonymous>:11376:35)
    at ReactDOMComponent.mountChildren (<anonymous>:131648:44)