Exception in rendering!

Message: Invariant failed

Error: Invariant failed
    at t.a (<anonymous>:36:261529)
    at Object.children (<anonymous>:36:9152)
    at e.t.render (<anonymous>:36:688102)
    at e.t.read (<anonymous>:36:686513)
    at Object.renderToString (<anonymous>:36:691743)
    at t.default (<anonymous>:36:701365)
    at Object.serverRenderReactComponent (<anonymous>:36:179628)
    at <anonymous>:5:23
    at <anonymous>:12:3