$db = $lb->getConnection( $index, [], $wiki );
if ( $replicaDB != '' && $db->getLBInfo( 'master' ) !== null ) {
$this->error( "The server selected ({$db->getServer()}) is not a replica DB.", 1 );
$db = $lb->getConnection( $index, [], $wiki );
if ( $replicaDB != '' && $db->getLBInfo( 'master' ) !== null ) {
$this->error( "The server selected ({$db->getServer()}) is not a replica DB.", 1 );