Bugfix: do not die when no layers are detected at all
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@ -129,7 +129,7 @@ sub new_from_mesh {
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}
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}
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# remove empty layers from bottom
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# remove empty layers from bottom
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while (!@{$print->layers->[0]->slices}) {
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while (@{$print->layers} && !@{$print->layers->[0]->slices}) {
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shift @{$print->layers};
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shift @{$print->layers};
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for (my $i = 0; $i <= $#{$print->layers}; $i++) {
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for (my $i = 0; $i <= $#{$print->layers}; $i++) {
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$print->layers->[$i]->id($i);
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$print->layers->[$i]->id($i);
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