There has been a SQL error

Error Text: Table 'lovereading.Stock13' doesn't exist

SQL String:

SELECT B.*, A.*, I.*, S13.Qty, S13.Status
						FROM KIDS_Book AS B	LEFT OUTER JOIN KIDS_Author AS A ON B.AuthorID = A.AuthorID
						LEFT OUTER JOIN KIDS_Illustrator AS I ON B.IllustratorID = I.IllustratorID
						LEFT OUTER JOIN Stock13 AS S13 on B.ISBN13 = S13.ISBN
						WHERE BookID = 8113

URL: /_download/guide/8113

Referrer: https://www.lovereading4kids.co.uk/_download.php/guide/8113

Array
(
    [SCRIPT_URL] => /_download/guide/8113
    [SCRIPT_URI] => https://www.lovereading4kids.co.uk/_download/guide/8113
    [HTTPS] => on
    [SSL_TLS_SNI] => www.lovereading4kids.co.uk
    [HTTP_USER_AGENT] => Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
    [HTTP_REFERER] => https://www.lovereading4kids.co.uk/_download.php/guide/8113
    [PATH] => /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin
    [LD_LIBRARY_PATH] => /usr/local/apache2/lib
    [REMOTE_ADDR] => 18.217.60.35
    [REQUEST_SCHEME] => https
    [CONTEXT_PREFIX] => 
    [CONTEXT_DOCUMENT_ROOT] => /home/sites/www.lovereading4kids.co.uk/www
    [SCRIPT_FILENAME] => /home/sites/www.lovereading4kids.co.uk/www/_download.php
    [SERVER_PROTOCOL] => HTTP/1.1
    [REQUEST_METHOD] => GET
    [QUERY_STRING] => 
    [REQUEST_URI] => /_download/guide/8113
    [SCRIPT_NAME] => /_download.php
    [PATH_INFO] => /guide/8113
    [PATH_TRANSLATED] => redirect:/index.php/8113
    [PHP_SELF] => /_download.php/guide/8113
    [REQUEST_TIME_FLOAT] => 1713516344.057
    [REQUEST_TIME] => 1713516344
)

Trace:

Step 0 => 
        (
            [file] => classes/book.class.php
            [function] => query_2_array - line 199
            [class] => DB
            [args] => 
                (
                    [0] => SELECT B.*, A.*, I.*, S13.Qty, S13.Status
						FROM KIDS_Book AS B	LEFT OUTER JOIN KIDS_Author AS A ON B.AuthorID = A.AuthorID
						LEFT OUTER JOIN KIDS_Illustrator AS I ON B.IllustratorID = I.IllustratorID
						LEFT OUTER JOIN Stock13 AS S13 on B.ISBN13 = S13.ISBN
						WHERE BookID = 8113
                )

        )

Step 1 => 
        (
            [file] => _download.php
            [function] => loadbook - line 91
            [class] => book
            [args] => 
                (
                    [0] => 8113
                )

        )

Step 2 => 
        (
            [file] => _download.php
            [function] => loadbook - line 37
            [args] => 
                (
                    [0] => 8113
                )

        )