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# Begin code
my $handler = { 'log/msg/error' => \&mysub };
my $twig = Twig->new( TwigRoots => { 'log/msg' => 1 },
TwigHandlers => $handler });

# The handler should only be invoked when an error exists

sub mysub
{
  my ($twig, $elt) = @_;
  $elt->parent()->parent()->print;
  $twig->purge;
}

#End code

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