Problem with perl DBI => postgress after upgrade

[Aart Koelewijn]

On Fri, 12 Nov 2010 19:48:14 +0000, Aart Koelewijn wrote:

> I run a home-written perl program to fill a postgres database with
> measurements. In this program I have the line:
> 
> $dbh = DBI->connect("dbi:Pg:dbname=$dbname;host=$host","","");
> 
> This always worked fine. Since I upgraded my box from Ubuntu 10.04 to
> 10.10 this afternoon, when I try to run the program I get:
> 
> DBI connect('dbname=bluetooth;host=mtack3','',...) failed: fe_sendauth:
> no password supplied at bin/bttracking.pl line 62 Can't call method
> "prepare" on an undefined value at bin/bttracking.pl line 63.

As often, after posting the problem I find a solution in minutes. After 
changing `my $host="mtack"' in the perl program to `my $host="localhost"' 
all is fine.

Aart