$breadcrumb = parent::build($route_match);
$breadcrumb->addCacheContexts(['route']);
- $parents = $this->forumManager->getParents($route_match->getParameter('node')->forum_tid);
+ $parents = $this->termStorage->loadAllParents($route_match->getParameter('node')->forum_tid);
if ($parents) {
$parents = array_reverse($parents);
foreach ($parents as $parent) {