Cannot modify header information

  • Resolved jimk1416

    (@jimk1416)


    11 months ago

    I’m seeing a lot of this warning lately on my sites. Any ideas?
    PHP Vers 8.2.18, 8.2.17 and some sites using 7.4.33

    PHP Warning:  Cannot modify header information - headers already sent in /wp-content/plugins/wp-optimize/cache/file-based-page-cache-functions.php on line 688
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