From 2b2f4be5cff7ab3e80c86bb3f8681a145a32ce29 Mon Sep 17 00:00:00 2001
From: ramox81 <184937705+ramox81@users.noreply.github.com>
Date: Fri, 11 Sep 2026 11:30:24 +0300
Subject: [PATCH] Retain planar measurement validation in the division branch

---
 src/modules/draw/inquiry/divide.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/modules/draw/inquiry/divide.rs b/src/modules/draw/inquiry/divide.rs
index b5c0ba84e..bf14e0a8c 100644
--- a/src/modules/draw/inquiry/divide.rs
+++ b/src/modules/draw/inquiry/divide.rs
@@ -219,6 +219,7 @@ pub fn measure_entity(entity: &EntityType, segment_length: f64) -> Vec<EntityTyp
         return vec![];
     };
     let total = curve.length();
+    if !total.is_finite() || total <= 1e-10 { return vec![]; }
     let mut pts = Vec::new();
     let mut walked = segment_length;
     while walked < total - 1e-6 {