in modules/mqc/mqc.php (line 1648)
'id_product_attribute' => (Tools::getValue('ipa', 'false') != 'false' ? Tools::getValue('ipa') : Tools::getValue('id_product_attribute', 'false') != 'false' ? Tools::getValue('id_product_attribute') : false),
I corrected like this and it worked:
'id_product_attribute' => (Tools::getValue('ipa', 'false') != 'false' ? Tools::getValue('ipa') : (Tools::getValue('id_product_attribute', 'false') != 'false' ? Tools::getValue('id_product_attribute') : false)),
'