I get this error: Permission denied error on open - PS17 at cp165.pl line 22. executing the following code

#*** This script reads the PS17 file and writes it to    ***
#*** the folder 'archive' and also overwrites 'COMDATA'  ***
use strict;
use warnings;

my ($d,$m,$y)=(localtime)[3,4,5];
my $date= sprintf '%02d%02d%02d', $m+1,$d, $y+1900;
#  my $newame='XM712.XM712.PS00017.', $date;
my $threenodes='XM712.XM712.PS00017';
#  my DIR = dir("f:\\lawprod\\law\\prd9\\work\\COMDATAFILE\\IN\\");

open_files ();

#***   reads the COMDATAFILE/IN directory   ***
while (my $FILENAME = readdir(DIR) ) {
    print "filename: $FILENAME\n";
    my $comp_name = substr($FILENAME, 0, 19);
    print "comp_name: $comp_name\n";
    print "threenodes: $threenodes\n";
    while ($comp_name == $threenodes) {
        print "dir: DIR\n";
        open (PS17, "$FILENAME") or die "$! error on open - PS17";
        read_and_write ();
        }

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I am very new to Perl, and don't know how to debug this error. Thank you.

In reply to error on file open by maynard517

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