error in install (please help! me) Otrs

[genesis2005]

i installed the last version of OTRS, but when i finished all steps of instalations, and I try to http://172.17.0.2/otrs/installer.pl, but the page fails and show me

---------------------------------------------------------------
#!/usr/bin/perl
# --
# bin/cgi-bin/installer.pl - the global CGI handle for installer
# Copyright (C) 2001-2014 xxx, http://otrs.com/
# --
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU AFFERO General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
# or see http://www.gnu.org/licenses/agpl.txt.
# --

use strict;
use warnings;

# use ../../ as lib location
use FindBin qw($Bin);
use lib "$Bin/../..";
use lib "$Bin/../../Kernel/cpan-lib";
use lib "$Bin/../../Custom";

# 0=off;1=on;
my $Debug = 0;

# load agent web interface
use Kernel::System::Web::InterfaceInstaller();

# create new object
my $Interface = Kernel::System::Web::InterfaceInstaller->new( Debug => $Debug );

# execute object
$Interface->Run();

[aph]

Could you provide some more details. Which OS have you installed OTRS on?