First parameter must either be an object or the name of an existing class in

  • Resolved woober

    (@woober)


    3 years ago

    https://www.wpmarketingrobot.com/
    Error 520 Ray ID: 6f0983d7dfbfe624 ? 2022-03-23 19:18:48 UTC
    Web server is returning an unknown error

    Is that why im getting this error in the plugin?
    Warning: First parameter must either be an object or the name of an existing class in /public_html/wp-content/plugins/wp-product-feed-manager/includes/user-interface/wppfm-admin-menu-functions.php on line 220

    • This topic was modified 3 years ago by woober.
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  • Thread Starter woober

    (@woober)

    after around 30 minutes the error disappeared by itself

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