From c11c51af5f08ffdb0f08d9c29843a56ce9aeab66 Mon Sep 17 00:00:00 2001
From: Stewart Allen <stewart.allen@gmail.com>
Date: Tue, 20 Aug 2024 18:16:01 -0400
Subject: [PATCH] check for empty slice layers in pocket

---
 src/kiri-mode/cam/ops.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/kiri-mode/cam/ops.js b/src/kiri-mode/cam/ops.js
index d3fe08cb..13a30e45 100644
--- a/src/kiri-mode/cam/ops.js
+++ b/src/kiri-mode/cam/ops.js
@@ -1407,6 +1407,7 @@ class OpPocket extends CamOp {
             };
             for (let pocket of pockets.filter(p => !p.used)) {
                 let poly = pocket[0].camLines.slice().sort((a,b) => b.area() - a.area())[0];
+                if (!poly) continue;
                 let find = poly.findClosestPointTo(printPoint);
                 if (find.distance < min.dist) {
                     min.pocket = pocket;