Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'platform' cannot be null' in /home/conventionsource/venue-source/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php:91 Stack trace: #0 /home/conventionsource/venue-source/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php(91): PDOStatement->execute(NULL) #1 /home/conventionsource/venue-source/vendor/illuminate/database/Connection.php(479): Doctrine\DBAL\Driver\PDOStatement->execute() #2 /home/conventionsource/venue-source/vendor/illuminate/database/Connection.php(771): Illuminate\Database\Connection->Illuminate\Database\{closure}(Object(Illuminate\Database\MySqlConnection), 'insert into `cs...', Array) #3 /home/conventionsource/venue-source/vendor/illuminate/database/Connection.php(734): Illuminate\Database\Connection->runQueryCallback('insert into `cs...', Array, Object(Closure)) #4 /home/conventionsource/venue-source/vendor/illuminate/database/Connection.php(480): Illuminate\ in /home/conventionsource/venue-source/vendor/illuminate/database/Connection.php on line 778