Exception in rendering!

Message: Cannot read property 'replace' of undefined

TypeError: Cannot read property 'replace' of undefined
    at h (<anonymous>:89:388594)
    at _constructComponentWithoutOwner (<anonymous>:70:438920)
    at _constructComponent (<anonymous>:70:438774)
    at mountComponent (<anonymous>:70:437956)
    at Object.mountComponent (<anonymous>:46:106158)
    at mountChildren (<anonymous>:70:434449)
    at m._createContentMarkup (<anonymous>:70:411766)
    at mountComponent (<anonymous>:70:410430)
    at Object.mountComponent (<anonymous>:46:106158)
    at performInitialMount (<anonymous>:70:439729)
    at mountComponent (<anonymous>:70:438615)