root@comp:/directory/script# perl script.pl Can't locate object method "new" via package "Proc::Pidfile" (perhaps you forgot to load "Proc::Pidfile"?) at script.pl line 18.

use Proc::Pidfile;

root@comp:/directory/script# perl script.pl 
Can't locate Proc/Pidfile.pm in @INC (@INC contains: /etc/perl /usr/local/lib/perl/5.14.2 /usr/local/share/perl/5.14.2 /usr/lib/perl5 /usr/share/perl5 /usr/lib/perl/5.14 /usr/share/perl/5.14 /usr/local/lib/site_perl .) at script.pl line 7. 
BEGIN failed--compilation aborted at script.pl line 7.

#must install libproc-pid-file-perl package 
use Proc::PID::File;

my $pp = Proc::PID::File->new (pidfile => $RunFile) or die "Unable to create pidfile: $RunFile\n";

use Proc::Pidfile; 

#my $pp = Proc::Pidfile->new (pidfile => $RunFile) or die "Pidfile exists or can't be created: $!\n";

root@comp:/directory/script# perl script.pl 
^C print() on closed filehandle $OutfileH at script.pl line 28.

#Run the shell script through perl program 
system( $RunScript, ">>/directory/logs/script.log 2>&1" ) == 0 or print $OutfileH &nicetime ."Script FAILED\n" or exit(1);