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+ perl 5.10 & el6 compatibility (#949)
Fix https://github.com/centreon/centreon-plugins/issues/945
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@ -182,7 +182,7 @@ sub manage_selection {
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period => $self->{aws_period},
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);
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foreach my $metric (keys $metric_results{$instance}) {
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foreach my $metric (keys %{$metric_results{$instance}}) {
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next if (!defined($metric_results{$instance}->{$metric}->{average}));
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$self->{metric}->{$instance}->{display} = $instance;
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