Fatal error: Uncaught error: undefined constant 'MB_OVERLOAD_STR in G' exist /home/ogsweb/public_html/wp-includes/sodium_compat/src/Core/Util.php:915 Stack trace: #0 /home/ogsweb/public_html/wp-includes/sodium_compat/src/Core/Util.php(757): ParagonIE_Sodium_Core_Util::isMbStr in gOverride() #1 /home/ogsweb/public_html/wp-includes/sodium_compat/src/Compat.php(2822): ParagonIE_Sodium_Core_Util::strlen('G"\x18\xC5\xEA\xCF\xE4\x18\x19\x03\x89Vd/\x96...') #2 /home/ogsweb/public_html/wp-content/plug in s /wordfence/lib/wfCentralAPI.php(304): ParagonIE_Sodium_Compat::crypto_sign_detached('9c956ebc1196f7b
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Does this mean your server did upgrade from PHP 7.4 to 8.0 and is throwing errors since then?