Exception in rendering!

Message: Cannot read property 'children' of undefined

TypeError: Cannot read property 'children' of undefined
    at t.parseHtml (<eval>:62:13493)
    at Co (<eval>:251:184509)
    at o (<eval>:156:10296)
    at me (<eval>:156:11300)
    at e.render (<eval>:156:13810)
    at e.read (<eval>:156:13435)
    at ve.renderToString (<eval>:156:18192)
    at c.a.register.App (<eval>:251:420222)
    at t.default (<eval>:85:194593)
    at t.default (<eval>:156:28349)