From 46ef41fb0c559b14023af1ad8b2584956528dc82 Mon Sep 17 00:00:00 2001
From: Sherfin Shamsudeen <sherfin94@gmail.com>
Date: Tue, 8 Feb 2022 08:21:48 +0530
Subject: [PATCH] Read safely from plotly-json properties to avoid crash on
 existing charts (#2193)

---
 frontend/src/Editor/Inspector/Components/Chart.jsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/frontend/src/Editor/Inspector/Components/Chart.jsx b/frontend/src/Editor/Inspector/Components/Chart.jsx
index 9cc22fb3d8..b4fbd193fa 100644
--- a/frontend/src/Editor/Inspector/Components/Chart.jsx
+++ b/frontend/src/Editor/Inspector/Components/Chart.jsx
@@ -63,7 +63,7 @@ class Chart extends React.Component {
     const jsonDescription = this.state.component.component.definition.properties.jsonDescription;
 
     const plotFromJson = resolveReferences(
-      this.state.component.component.definition.properties.plotFromJson.value,
+      this.state.component.component.definition.properties.plotFromJson?.value,
       currentState
     );
 
@@ -105,7 +105,7 @@ class Chart extends React.Component {
         children: (
           <CodeHinter
             currentState={this.props.currentState}
-            initialValue={jsonDescription.value}
+            initialValue={jsonDescription?.value ?? {}}
             theme={this.props.darkMode ? 'monokai' : 'duotone-light'}
             mode="javascript"
             lineNumbers={false}