In 5.3 kaputt

Typ: BadMethodCallException
Nachricht: Method GlobalResourceLock::currentlylocked not found
Code: 0
Stack trace:
#$ lib/models/SimpleORMap.class.php(920)
#0 public/plugins_packages/data-quest/LernraumPlugin/models/StudyRoom.class.php(339): SimpleORMap::__callStatic('currentlylocked', Array)
#1 public/plugins_packages/data-quest/LernraumPlugin/views/statistic/index.php(94): StudyRoom->userHasPermission(Object(User), 'admin')
#2 vendor/flexi/lib/php_template.php(46): require('/srv/luh-53/stu...')
#3 vendor/flexi/lib/template.php(157): Flexi_PhpTemplate->_render()
#4 vendor/trails/trails.php(764): Flexi_Template->render()
#5 vendor/trails/trails.php(724): Trails_Controller->render_template('statistic/index', Object(Flexi_PhpTemplate))
#6 vendor/trails/trails.php(564): Trails_Controller->render_action('index')
#7 app/controllers/studip_controller.php(119): Trails_Controller->perform('')
#8 vendor/trails/trails.php(154): StudipController->perform('')
#9 vendor/trails/trails.php(121): Trails_Dispatcher->map_uri_to_response('statistic')
#10 lib/plugins/core/StudIPPlugin.class.php(166): Trails_Dispatcher->dispatch('statistic')
#11 public/plugins.php(61): StudIPPlugin->perform('statistic')
#12 {main}