Catchable fatal error: Argument 1 passed to Tx_Beira_Domain_Repository_PublicationRepository::findByPerson() must be an instance of Tx_Beira_Domain_Model_Person, null given, called in /var/www/vhosts/1/129557/webspace/httpdocs/beira.at/typo3conf/ext/beira/Classes/Controller/PublicationController.php on line 94 and defined in /var/www/vhosts/1/129557/webspace/httpdocs/beira.at/typo3conf/ext/beira/Classes/Domain/Repository/PublicationRepository.php on line 56