jQuery : Uncaught TypeError: Cannot use 'in' operator to search for 'scrollLeft' in undefined

jQuery : Uncaught TypeError: Cannot use 'in' operator to search for 'scrollLeft' in undefined
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jQuery : Uncaught TypeError: Cannot use 'in' operator to search for 'scrollLeft' in undefined
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undefined for in jQuery : 'scrollLeft' 'in' search to TypeError: Cannot operator use Uncaught