From db990f2472d73f19f9e6de80a0ef0d69eeba24f9 Mon Sep 17 00:00:00 2001
From: Lucas Oliveira <lucas.edu.oli@hotmail.com>
Date: Sat, 8 Jul 2023 00:12:04 -0300
Subject: [PATCH] Assertion on onMove function on reactflow

---
 .../pages/FlowPage/components/PageComponent/index.tsx    | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/frontend/src/pages/FlowPage/components/PageComponent/index.tsx b/src/frontend/src/pages/FlowPage/components/PageComponent/index.tsx
index 51c84580e..65ae72178 100644
--- a/src/frontend/src/pages/FlowPage/components/PageComponent/index.tsx
+++ b/src/frontend/src/pages/FlowPage/components/PageComponent/index.tsx
@@ -371,10 +371,11 @@ export default function Page({ flow }: { flow: FlowType }) {
                 <ReactFlow
                   nodes={nodes}
                   onMove={() => {
-                    updateFlow({
-                      ...flow,
-                      data: reactFlowInstance.toObject(),
-                    });
+                    if (reactFlowInstance)
+                      updateFlow({
+                        ...flow,
+                        data: reactFlowInstance.toObject(),
+                      });
                   }}
                   edges={edges}
                   onPaneClick={() => {