FWIW, it works fine for my (on Linux): 

use strict;
use warnings;

my $cmd = 'ls nonexistent';
open( CMD, "$cmd 2>&1 |" ) or die "Could not execute $cmd: $!\n";
while ( <CMD> ) {
  chomp;
  print "<< $_ >>\n";
}
__END__
% perl 483558.pl
<< ls: nonexistent: No such file or directory >>

[download]

the lowliest monk

In reply to Re: Capturing STDERR from a piped open by tlm
in thread Capturing STDERR from a piped open by McDarren

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