Add below code in function.php to fixed problem.
add_filter('redirect_canonical','pif_disable_redirect_canonical');
function pif_disable_redirect_canonical($redirect_url) {
if (is_single())
$redirect_url = false;
return $redirect_url;
}
Add below code in function.php to fixed problem.
add_filter('redirect_canonical','pif_disable_redirect_canonical');
function pif_disable_redirect_canonical($redirect_url) {
if (is_single())
$redirect_url = false;
return $redirect_url;
}