UnionBoolean failed

Perhaps it will be because of some tangency, but the Boolean union of this object fails.
Why?
UnionBoolean failed x.3dm (658.0 KB)

As always with failing Boolean operations, it’s a good bet that running the Intersect command on the objects will be …instructive…

-Pascal

After the numerous requests you made , i’m amazed to see you are not able to determine why booleans fails. may be the problem come from your understanding of how boolean operations work in rhino.

Cyver, are you referring to me?

i think yes.

I’m sorry, but I’m obtuse! Very… :wink: