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Use of uninitialized value in concatenation (.) or string

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Use of uninitialized value in concatenation (.) or string
Hi All..

I am facing the following error...

"Use of uninitialized value in concatenation (.) or string at creategroup_check.cgi line 26."

while running the below script...

#!/usr/bin/perl
use warnings;
use strict;
use CGI;
use CGI::Carp qw(fatalsToBrowser);
use CGI::Session;
use DBI;

my $query=new CGI;
my $cgiobj=CGI -> new();
#print "Content-type:text/plain\n\n";

my $username = $cgiobj -> param('username');
my $groupname = $cgiobj -> param('groupname');
#my $db_groupname;

my $session = new CGI::Session(undef,$query, {Directory => '/tmp'});
my $sid = $session->id();
#print $sid;
$session -> param('username',$username);

$ENV{ORACLE_HOME}="/home/oracle/product/10.2.0/db_1";
our $conn = DBI->connect("dbi:Oracle:host=10.0.0.1;sid=dev;","queryeditor","editor");
die($DBI::errstr) unless $conn;

my $user_detail = "select * from qe_group where groupname='$groupname'";
my $user_records = $conn->prepare($user_detail) or die("Error on preparing the sql statement \n");
$user_records->execute() or die("Error on getting the data from QE_GROUP \n");
while(my @user_resultset= $user_records->fetchrow_array)
{
my $db_groupname = $user_resultset[1];
print $db_groupname;
}


Any Idea on this ?

Thanks,
Warm Regards,
Saravanan
Subject Author Views Date
Thread Use of uninitialized value in concatenation (.) or string slg_saravanan 17743 May 2, 2007, 6:27 AM
Thread Re: [slg_saravanan] Use of uninitialized value in concatenation (.) or string
Andy 17577 May 2, 2007, 6:40 AM
Thread Re: [Andy] Use of uninitialized value in concatenation (.) or string
slg_saravanan 17634 May 2, 2007, 6:54 AM
Thread Re: [slg_saravanan] Use of uninitialized value in concatenation (.) or string
Andy 17578 May 2, 2007, 7:02 AM
Thread Re: [Andy] Use of uninitialized value in concatenation (.) or string
Wychwood 17572 May 7, 2007, 5:00 PM
Thread Re: [Wychwood] Use of uninitialized value in concatenation (.) or string
Andy 17539 May 8, 2007, 12:59 AM
Thread Re: [Andy] Use of uninitialized value in concatenation (.) or string
Wychwood 17611 May 8, 2007, 2:25 AM
Thread Re: [Wychwood] Use of uninitialized value in concatenation (.) or string
Andy 17558 May 8, 2007, 2:29 AM
Thread Re: [Andy] Use of uninitialized value in concatenation (.) or string
Wychwood 17566 May 8, 2007, 5:15 PM
Post Re: [Wychwood] Use of uninitialized value in concatenation (.) or string
slg_saravanan 17509 May 24, 2007, 3:36 AM