From 985bb8827ef7f581e7d37296615f0af75529427b Mon Sep 17 00:00:00 2001
From: Sohnenko Ellina <stud160627@vyatsu.ru>
Date: Thu, 4 Jun 2026 09:06:17 +0300
Subject: [PATCH] =?UTF-8?q?=D0=B8=D1=81=D0=BF=D1=80=D0=B0=D0=B2=D0=BB?=
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---
 src/App.jsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/App.jsx b/src/App.jsx
index ae2dc9f..e68c527 100644
--- a/src/App.jsx
+++ b/src/App.jsx
@@ -489,7 +489,7 @@ function App() {
     nodes.forEach(node => {
       const newInd = nodesIndexes.get(node.id)
       if (node && node.data.type === 'input' || node.data.type === 'const') {
-        for (let i = 0; i < newInd.length; i++) {
+        for (let i = 0; i < newInd?.length; i++) {
           xml += `            <inVariable localId="${newInd[i]}" width="${node.data.width}" height="${node.data.height}">\n`
           xml += `              <position x="${Math.round(node.position.x)}" y="${Math.round(node.position.y)}"/>\n`
           xml += `              <connectionPointOut/>\n`
@@ -502,7 +502,7 @@ function App() {
     nodes.forEach(node => {
       const newInd = nodesIndexes.get(node.id)
       if (node.data.type === 'output') {
-        for (let i = 0; i < newInd.length; i++) {
+        for (let i = 0; i < newInd?.length; i++) {
           xml += `            <outVariable localId="${newInd[i]}" width="${node.data.width}" height="${node.data.height}">\n`
           xml += `              <position x="${Math.round(node.position.x)}" y="${Math.round(node.position.y)}"/>\n`
           xml += `              <connectionPointIn>\n`