Pagination Function Issue with Polylang

Hello,
I’m having a problem with pagination. Pagination is not working when l activate polylang plugin.

l read Don’t override query vars with query_posts arguments post in polylang site, but l don’t resolve that.

My pagination function: (in functions.php)

function pagination($pages = '', $range = 2)
{
     $showitems = 2;

     global $paged;
     if(empty($paged)) $paged = 1;

     if($pages == '')
     {
         global $wp_query;
         $pages = $wp_query->max_num_pages;
         if(!$pages)
         {
             $pages = 1;
         }
     }

     if(1 != $pages)
     {
         echo "<div class=\"pagination\"><span>Sayfa ".$paged." / ".$pages."</span>";
         if($paged > 2 && $paged > $range+1 && $showitems < $pages) echo "<a href='".get_pagenum_link(1)."'>&laquo; İlk</a>";
         if($paged > 1 && $showitems < $pages) echo "<a href='".get_pagenum_link($paged - 1)."'>&lsaquo; Önceki</a>";

         for ($i=1; $i <= $pages; $i++)
         {
             if (1 != $pages &&( !($i >= $paged+$range+1 || $i <= $paged-$range-1) || $pages <= $showitems ))
             {
                 echo ($paged == $i)? "<span class=\"current\">".$i."</span>":"<a href='".get_pagenum_link($i)."' class=\"inactive\">".$i."</a>";
             }
         }

         if ($paged < $pages && $showitems < $pages) echo "<a href=\"".get_pagenum_link($paged + 1)."\">Sonraki &rsaquo;</a>";
         if ($paged < $pages-1 &&  $paged+$range-1 < $pages && $showitems < $pages) echo "<a href='".get_pagenum_link($pages)."'>Son &raquo;</a>";
         echo "</div>\n";
     }
}

l would be glad if you help.
Regards.

https://wordpress.org/plugins/polylang/