Warning: Invalid argument supplied for foreach() in Drupal\forum\Controller\ForumController->buildActionLinks() (line 293 of core/modules/forum/src/Controller/ForumController.php).
Deprecated function: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in Twig_Template->getAttribute() (line 582 of vendor/twig/twig/lib/Twig/Template.php).
Deprecated function: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in Twig_Template->getAttribute() (line 582 of vendor/twig/twig/lib/Twig/Template.php).
Deprecated function: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in Twig_Template->getAttribute() (line 582 of vendor/twig/twig/lib/Twig/Template.php).
