Uncaught TypeError: $.widget is not a function

[marcelo2108]

Hello Guys!

Trying to implement this file i crash with this error:

jquery.doubleScroll.js:15
Uncaught TypeError: $.widget is not a function
at jquery.doubleScroll.js:15:7
at jquery.doubleScroll.js:83:3
(anónimo) @ jquery.doubleScroll.js:15
(anónimo) @ jquery.doubleScroll.js:83

   Uncaught TypeError: $(...).doubleScroll is not a function
at j (jquery-2.1.0.min.js:2:26676)
at Object.fireWith [as resolveWith] (jquery-2.1.0.min.js:2:27489)
at Function.ready (jquery-2.1.0.min.js:2:29283)
at HTMLDocument.I (jquery-2.1.0.min.js:2:29453)

Kindly i report it.
Regards.-