unknownfieldexception.php

См. документацию.

<?php
 
namespace Bitrix\Seo\BusinessSuite\Exception;
 
 
class UnknownFieldException extends ConfigException
{
    const EXCEPTION_TYPE = ConfigException::EXCEPTION_TYPE_UNKNOWN_FIELD;
 
    protected $fieldCode;

    public function __construct(
        $message = "",
        $code = 0,
        $file = "",
        $line = 0,
        \Exception $previous = null,
        $fieldCode = ''
    )
    {
        parent::__construct($message, $code, $file, $line, $previous);
        $this->fieldCode = $fieldCode;
    }

    public function getCustomData(): array
    {
        return parent::getCustomData() + [
                'code' => $this->fieldCode,
            ];
    }
}