Master install page is broken

[LukasReschke]

object(Doctrine\DBAL\Exception\TableNotFoundException)[317]
  private 'driverException' (Doctrine\DBAL\Exception\DriverException) => 
    object(Doctrine\DBAL\Driver\PDOException)[295]
      private 'errorCode' => int 1
      private 'sqlState' => string 'HY000' (length=5)
      protected 'message' => string 'SQLSTATE[HY000]: General error: 1 no such table: oc_appconfig' (length=61)
      private 'string' (Exception) => string '' (length=0)
      protected 'code' => string 'HY000' (length=5)
      protected 'file' => string '/media/psf/stable9/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php' (length=84)

[LukasReschke]

Will prepare a patch.