It hangs up in the connect - using DBI::pg 1.40, DBD 1.48 Code is: my $db = "dbi:Pg:dbname=issp"; my $dbh = DBI->connect($db); #, "", ""); I also tried it with ($db, $username, $password) as well. The problem is the call to DBI->connect() never returns. Any assistance on this greatly appreciated.