When I call AddMember function

#!/usr/bin/perl

use CGI;
use C4::Auth;
use C4::Output;
use C4::Context;             
use XML::Simple;
use C4::Members;
use LWP::UserAgent;
use utf8;


my $input = new CGI;
my $remoteip= $input->remote_host();
my ($template, $loggedinuser, $cookie)
    = get_template_and_user({template_name => "members/addfromsisi.tt"
+,
                 query => $input,
                 type => "intranet",
                 authnotrequired => 0,
                 flagsrequired => {borrowers => 1},
                 });

my $rfid= $input->param('rfid');  
my $op= $input->param('op');

        #  request
        my $ua = LWP::UserAgent->new;
        my $response = $ua->get("https:/************/studentservice/se
+rvice.asmx/give_to_koha_byStudentCard?cardNR=$rfid&ip=$remoteip");
        my $xml=$response->content;
        # parse
        my $xs = new XML::Simple(keeproot =>0,searchpath => ".",forcea
+rray => 1,);
        my $ref = $xs->XMLin($xml);
        my $firstname=${$ref->{firstname}}[0];
        my $lastname=${$ref->{lastname}}[0];
        my $sisiid=${$ref->{sisiid}}[0];
        my $school=${$ref->{school}}[0];
        my $program=${$ref->{program}}[0];
        my $registerNr=${$ref->{registerNr}}[0];
        my $userStatus=${$ref->{userStatus}}[0];
        my $usertype=${$ref->{usertype}}[0];
        my $photo=${$ref->{photo}}[0];
        my $branch=${$ref->{abbrevm}}[0];
        my $op= $input->param('op');

        # save when op= "save"
        my %newdata;
        if($op eq "save"){
        %newdata =("cardnumber"=>"$rfid",
                 "surname"=>"$lastname",
                 "firstname"=>"$firstname",
                 "initials"=>"$registerNr",
                 "address"=>"$program",
                 "userid"=>"$sisiid",
                 "categorycode"=>'ST',
                 "branchcode"=>'EZS',
                 "password"=>'aaaaaaa'
         );

        my $borrowernumber=&AddMember(%newdata);
        if (defined $borrowernumber) {
                my $q = new CGI;
                print $q->redirect(-uri=>"moremember.pl?borrowernumber
+=$borrowernumber");
               }
        }# save end

$template->param(
    rfid=>$rfid,
    photo=>$photo,
    firstname=>$firstname,
    lastname=>$lastname,
    sisiid=>$sisiid,
    school=>$branch,
    program=>$program,
    registerNr=>$registerNr,
    userStatus=>$userStatus,
    usertype=>$usertype,
    remoteip=>$remoteip,
    op=>$op,
    res=> $imgfile,
);

output_html_with_http_headers $input, $cookie, $template->output;
[download]

Your code still won't run for me because it still requests data from a website and uses the C4 modules and calls AddMember(). Please reduce your code further by removing the need for LWP::UserAgent, the C4 modules, CGI, Template and the AddMember function.

#!/usr/bin/perl

use CGI;
use XML::Simple;
use XML::Parser;
use LWP::UserAgent;


        my $input = new CGI;  

        #  request
        my $ua = LWP::UserAgent->new;
        my $response = $ua->get("https://sisi.num.edu.mn/studentservic
+e/service.asmx/give_to_koha_byStudentCard?cardNR=126186D2&ip=10.0.120
+.1");
        my $xml=$response->content;
        # parse
        my $xs = new XML::Simple(keeproot =>0,searchpath => ".",forcea
+rray => 1,);
        my $ref = $xs->XMLin($xml);
        my $firstname=${$ref->{firstname}}[0];
        my $lastname=${$ref->{lastname}}[0];
        my $sisiid=${$ref->{sisiid}}[0];
        
    
        print "$firstname $lastname $sisiid";
[download]