Add exception Handling
Core: Exception handler (WEB): Uncaught TYPO3 Exception: Call to a member function getElectorsAsArray() on null | Error thrown in file /home/voting/ci/releases/5/private/typo3conf/ext/election/Classes/Domain/Model/ElectionCircular.php in line 198. Requested URL: https://voting.typo3.org/typo3/index.php?route=%%2FElectionVoting%%2FElectionTxElectionM1%%2F&token=--AnonymizedToken--&id=2&tx_election_electionvoting_electiontxelectionm1%%5BelectionCircular%%5D=1&tx_election_electionvoting_electiontxelectionm1%%5Baction%%5D=sendPreview&tx_election_electionvoting_electiontxelectionm1%%5Bcontroller%%5D=BeElectionCircular