Exception in rendering!

Message: Cannot read property 'user' of null

TypeError: Cannot read property 'user' of null
    at PCUserDetailPage.render (<anonymous>:80613:33)
    at ReactCompositeComponentWrapper._renderValidatedComponentWithoutOwnerOrContext (<anonymous>:128460:30)
    at ReactCompositeComponentWrapper._renderValidatedComponent (<anonymous>:128483:32)
    at ReactCompositeComponentWrapper.performInitialMount (<anonymous>:128023:30)
    at ReactCompositeComponentWrapper.mountComponent (<anonymous>:127919:21)
    at Object.mountComponent (<anonymous>:11376:35)
    at ReactCompositeComponentWrapper.performInitialMount (<anonymous>:128032:34)
    at ReactCompositeComponentWrapper.mountComponent (<anonymous>:127919:21)
    at Object.mountComponent (<anonymous>:11376:35)
    at ReactDOMComponent.mountChildren (<anonymous>:131432:44)