fix access to missing field

2021-02-16 22:06:54 -05:00 · 2021-02-16 22:06:54 -05:00 · 3c19539dc9
commit 3c19539dc9
parent 8be93cb3c9
1 changed files with 1 additions and 1 deletions
--- a/src/mode/fdm/prepare.js
+++ b/src/mode/fdm/prepare.js
@ -411,7 +411,7 @@
                        params, // range parameters
                        first: slice.index === 0,
                        support: slice.widget.support,
-                        onBelt: slice.belt.touch,
+                        onBelt: slice.belt && slice.belt.touch,
                        pretract: (wipeDist) => {
                            if (lastLayer && lastLayer.length) {
                                let lastOut = lastLayer.last();