$this->error( "revision table does not exist", true );
} elseif ( !$db->tableExists( 'archive' ) ) {
$this->error( "archive table does not exist", true );
$this->error( "revision table does not exist", true );
} elseif ( !$db->tableExists( 'archive' ) ) {
$this->error( "archive table does not exist", true );