Exception in rendering!

Message: this.props.actions.getCommentsIndex is not a function

TypeError: this.props.actions.getCommentsIndex is not a function
    at Index._fetchComments (<anonymous>:20206:26)
    at Index.componentWillMount (<anonymous>:20150:12)
    at processChild (<anonymous>:74694:16)
    at resolve (<anonymous>:74588:5)
    at ReactDOMServerRenderer.render (<anonymous>:74910:22)
    at ReactDOMServerRenderer.read (<anonymous>:74884:23)
    at Object.renderToString (<anonymous>:75275:25)
    at serverRenderReactComponent (<anonymous>:96690:37)
    at Object.serverRenderReactComponent (<anonymous>:95824:53)
    at <anonymous>:6:23