XF 2.1 Node/Delete: Unknown behavior XF:TreeStructured

[au lait]

• InvalidArgumentException: Unknown behavior 'XF:TreeStructured'
• src/XF/Mvc/Entity/Entity.php:1100
• Generated by:
• Apr 14, 2020 at 6:41 PM

#0 src/XF/Admin/Controller/AbstractNode.php(132): XF\Mvc\Entity\Entity->getBehavior('XF:TreeStructur...')
#1 src/XF/Mvc/Dispatcher.php(350): XF\Admin\Controller\AbstractNode->actionDelete(Object(XF\Mvc\ParameterBag))
#2 src/XF/Mvc/Dispatcher.php(257): XF\Mvc\Dispatcher->dispatchClass('XF:Forum', 'Delete', Object(XF\Mvc\RouteMatch), Object(SV\ElasticSearchEssentials\XF\Admin\Controller\Forum), NULL)
#3 src/XF/Mvc/Dispatcher.php(113): XF\Mvc\Dispatcher->dispatchFromMatch(Object(XF\Mvc\RouteMatch), Object(SV\ElasticSearchEssentials\XF\Admin\Controller\Forum), NULL)
#4 src/XF/Mvc/Dispatcher.php(55): XF\Mvc\Dispatcher->dispatchLoop(Object(XF\Mvc\RouteMatch))
#5 src/XF/App.php(2184): XF\Mvc\Dispatcher->run()
#6 src/XF.php(391): XF\App->run()
#7 admin.php(13): XF::runApp('XF\\Admin\\App')
#8 {main}

array(4) {
  ["url"] => string(69) "/admin.php?forums/XXXXXX.3681/delete"
  ["referrer"] => string(95) "https://www.XXXXXX.de/admin.php?forums/XXXXXX9.3681/edit"
  ["_GET"] => array(1) {
    ["forums/XXXXXX_3681/delete"] => string(0) ""
  }
  ["_POST"] => array(5) {
    ["_xfRedirect"] => string(95) "https://www.XXXXXX.de/admin.php?forums/XXXXXX.3681/edit"
    ["_xfToken"] => string(8) "********"
    ["_xfRequestUri"] => string(67) "/admin.php?forums/XXXXXX.3681/edit"
    ["_xfWithData"] => string(1) "1"
    ["_xfResponseType"] => string(4) "json"
  }
}

 

[Chris D]

This would be unexpected and likely indicates a bad classs extension or Structure object modification on the Node entity.