hartman@ds0207:~/Desktop/misc/idealoSubversionArena/parallelListProcessing> ./testpq.pl Can't locate object method "new" via package "Threads" (perhaps you forgot to load "Threads"?) at /usr/lib/perl5/site_perl/5.8.8/Parallel/Queue.pm line 197. hartman@ds0207:~/Desktop/misc/idealoSubversionArena/parallelListProcessing> head testpq.pl #!/usr/bin/perl use threads::shared; use Parallel::Queue 'thread'; print concatenate_parallel( ['a' .. 'z'], 4 ) . "\n"; sub concatenate_parallel { my $result :shared; my @input = map { my $string = $_;