Uncaught TypeError: Cannot read property ‘concat’ of undefined

  • Resolved MelMao

    (@melvinwang44)


    3 years, 9 months ago

    Hi,

    I got an error message in the through the developer console inspection. https://imgur.com/a/IXwkK2l

    Uncaught TypeError: Cannot read property 'concat' of undefined
    at jquery.mobile.min.js?ver=1.4.5:3
    at jquery.mobile.min.js?ver=1.4.5:3
    at jquery.mobile.min.js?ver=1.4.5:3
    at jquery.mobile.min.js?ver=1.4.5:3

    May I know how to fix it?

    Thanks

    The page I need help with: [log in to see the link]

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