search get error

`
TypeError: Cannot read property 'value' of undefined
    at suggestion (index.js:162)
    at getSuggestionNode (dataset.js:128)
    at Object.$.map (zepto.js:398)
    at Dataset.getSuggestionsHtml (dataset.js:118)
    at Dataset.render [as _render] (dataset.js:91)
    at Dataset.handleSuggestions (dataset.js:172)
    at index.js:147
`