--- PDF\API2\Basic\PDF\Pages.old	Fri Jul  7 04:53:59 2017
+++ PDF\API2\Basic\PDF\Pages.pm	Sat Mar 30 01:14:48 2019
@@ -216,7 +216,7 @@
             $ppnum = scalar $ppages->{'Kids'}->realise->elementsof;
             for ($pindex = 0; $pindex < $ppnum; $pindex++)
             { last if ($ppages->{'Kids'}{' val'}[$pindex] eq $self); }
-            $pindex = -1 if ($pindex == $ppnum);
+            $pindex ++ if $index == -1;
             $ppages->add_page_recurse($newpages, $pindex);
         }
     }