Fix a bug in the HTMLArea, introduced with the lineageIterator changes. Fixes bug #11629.

docs/changelog/7.x.x.txt

@@ -16,6 +16,7 @@
  - fixed #11616: No access to /root
  - fixed #11619: Trash Expired Events not trashing events
  - fixed #11623: Navigation CSS-id
+ - fixed #11629: WebGUI Collateral Manager = Error
 
 7.9.6
  - new checkbox in the asset manager for clearing the package flag on import

lib/WebGUI/Form/HTMLArea.pm

@@ -297,7 +297,7 @@ JS
     $output .= '<div class="crumbTrail">'.join(" &gt; ", @crumb)."</div>\n<ul>";
 
     my $useAssetUrls = $session->config->get("richEditorsUseAssetUrls");
-    my $children = $base->getLineage(["children"]);
+    my $children = $base->getLineageIterator(["children"]);
     while ( my $child = $children->() ) {
         next unless $child->canView;
         $output .= '<li>';