Fix the category error :
Go to public_html/index.php ( of Q2 script ) .. at the end remove :
var apbct_checkjs_val = '<? echo $apbct_checkjs_val; ?>';
then go back to your site, and check category, now work fine, then make a test for the antispam.
Try register with " email@example.com" ..then go to you log on cleantalk an check that.