my $dbh = vol::connect_new($config{'db'}{qw(db_host_name db_name db_user db_pw)});
Hmm, in Perl, that is nonsense. Try something like 
my $dbh = vol::connect_new(@{$config{'db'}}{qw(db_host_name db_name db
+_user db_pw)});

[download]

I can't seem to find anything else wrong with your code, at first sight, so let's just start by trying that out, will you?

In reply to Re: Can't use string ("") as a HASH ref while "strict refs" by bart
in thread Can't use string ("") as a HASH ref while "strict refs" by hesco

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