Sorry for the delay. I could run the Perl module with some files and I was working on that. With anothers I'm having the same problem of this issue. I add your suggestion for the EDIT part in 'Finder.pm' file and I recieved the following error comments.

Global symbol "@hd_matrix" requires explicit package name (did you for +get to declare "my @hd_matrix"?) at /home/roarce/perl5/perlbrew/perls +/perl-5.28.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 477. Global symbol "$oligo_indice" requires explicit package name (did you +forget to declare "my $oligo_indice"?) at /home/roarce/perl5/perlbrew +/perls/perl-5.28.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 482. Global symbol "$oligo_indice" requires explicit package name (did you +forget to declare "my $oligo_indice"?) at /home/roarce/perl5/perlbrew +/perls/perl-5.28.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 483. Global symbol "@hd_sum" requires explicit package name (did you forget + to declare "my @hd_sum"?) at /home/roarce/perl5/perlbrew/perls/perl- +5.28.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 486. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 488. Global symbol "$n_bkgd_seq" requires explicit package name (did you fo +rget to declare "my $n_bkgd_seq"?) at /home/roarce/perl5/perlbrew/per +ls/perl-5.28.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 490. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 492. Global symbol "@hd_sum" requires explicit package name (did you forget + to declare "my @hd_sum"?) at /home/roarce/perl5/perlbrew/perls/perl- +5.28.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 493. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 502. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 503. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 504. Global symbol "@hd_sum" requires explicit package name (did you forget + to declare "my @hd_sum"?) at /home/roarce/perl5/perlbrew/perls/perl- +5.28.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 504. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 505. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 506. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 507. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 509. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 514. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 515. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 516. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 517. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 519. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 522. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 530. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 531. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 532. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 533. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 534. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 535. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 536. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 537. Global symbol "$self" requires explicit package name (did you forget t +o declare "my $self"?) at /home/roarce/perl5/perlbrew/perls/perl-5.28 +.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 538. Unmatched right curly bracket at /home/roarce/perl5/perlbrew/perls/per +l-5.28.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 539, at end of li +ne /home/roarce/perl5/perlbrew/perls/perl-5.28.0/lib/site_perl/5.28.0/See +der/Finder.pm has too many errors. Compilation failed in require at - line 1. BEGIN failed--compilation aborted at - line 1.

I really appreciate your help, thanks in advance. Rocío


In reply to Re^6: Use of uninitialized value in subroutine entry at /home/roarce/perl5/perlbrew/perls/perl-5.28.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 476, <IN> line 8192. by roarce92
in thread Use of uninitialized value in subroutine entry at /home/roarce/perl5/perlbrew/perls/perl-5.28.0/lib/site_perl/5.28.0/Seeder/Finder.pm line 476, <IN> line 8192. by roarce92

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