Strange behavior where inside cluster doesn't match outside

[crz_06]

can someone reproduce this weird behavior, where inside cluster all is ok, but collapsed it seems to have a mind of it’s own ?
I already restarted rhino, but behavior keeps occuring. No other gh file open in the background. I attached a simplified model
clusterf-ck.gh (29.9 KB)

[Toni_Osterlund]

This is due to the fact that a cluster processes empty branches differently. You can bypass this behavior by flattening the inputs, or matching the tree structure of both inputs.

There’s a few posts on this forum about this oddity.

[crz_06]

I should have know this It was staring me in the face … now i know why i never use clusters, as everytime i try something unexpected pops up

[Joseph_Oster]

@Toni_Osterlund

There’s a few posts on this forum about this oddity.

Here is one of them?

Cluster tree bugs in R7

This must be a very old bug since it’s in R7. Beyond frustrating I have a tree where the last branch is empty. Outside the cluster, all three outputs of TStat (Tree Statistics) show the empty branch. [cluster_trees_2024Aug6a] cluster_trees_2024Aug6a.gh (9.6 KB) Inside the cluster, TStat does not show the empty branch. In addition, the cluster output is visible inside but not outside Shoddy work and a waste of time. [cluster_trees_20…