How to error MySQL Error : Unknown column '0Array' in 'where clause' Error Number : 1054

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Today tuoitreit.vn will teach you how to fix error MySQL Error : Unknown column '0Array' in 'where clause' Error Number : 1054

Invalid SQL:
SELECT * FROM post_thanks AS post_thanks INNER JOIN user AS user USING (userid) WHERE post_thanks.postid IN (0Array) ORDER BY post_thanks.username ASC;

MySQL Error : Unknown column '0Array' in 'where clause'
Error Number : 1054

Please do so
Open includes/functions_post_thanks.php
Find

$post_ids = "0$postids";

Change to

$post_ids = is_array($postids) ? implode(',',$postids) : "0$postids";

Good luck!