Fatal error: Uncaught Error: Call to a member function getUid() on null in /usr/www/users/kdoxjq/CORE/TYPO3-76/extensions/communice_calendar/Classes/Controller/EventController.php:989 Stack trace: #0 [internal function]: Communice\CommuniceCalendar\Controller\EventController->icalAction('1725') #1 /usr/www/users/kdoxjq/CORE/TYPO3-76/typo3_src/typo3_src-7.6.23/typo3/sysext/extbase/Classes/Mvc/Controller/ActionController.php(283): call_user_func_array(Array, Array) #2 /usr/www/users/kdoxjq/CORE/TYPO3-76/typo3_src/typo3_src-7.6.23/typo3/sysext/extbase/Classes/Mvc/Controller/ActionController.php(176): TYPO3\CMS\Extbase\Mvc\Controller\ActionController->callActionMethod() #3 /usr/www/users/kdoxjq/CORE/TYPO3-76/typo3_src/typo3_src-7.6.23/typo3/sysext/extbase/Classes/Mvc/Dispatcher.php(86): TYPO3\CMS\Extbase\Mvc\Controller\ActionController->processRequest(Object(TYPO3\CMS\Extbase\Mvc\Web\Request), Object(TYPO3\CMS\Extbase\Mvc\Web\Response)) #4 /usr/www/users/kdoxjq/CORE/TYPO3-76/typo3_src/typo3_src-7.6.23/typo3/sysext/extbase/Cla in /usr/www/users/kdoxjq/CORE/TYPO3-76/extensions/communice_calendar/Classes/Controller/EventController.php on line 989