From 5a1e7ea0360bcc8a30495c160de072b850e3f88a Mon Sep 17 00:00:00 2001
From: Peter Johnson <johnson.peter@gmail.com>
Date: Sat, 12 Nov 2022 16:51:41 -0800
Subject: [PATCH] [wpilibj] FieldObject2d: Add null check to close() (#4619)

---
 .../edu/wpi/first/wpilibj/smartdashboard/FieldObject2d.java   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/wpilibj/src/main/java/edu/wpi/first/wpilibj/smartdashboard/FieldObject2d.java b/wpilibj/src/main/java/edu/wpi/first/wpilibj/smartdashboard/FieldObject2d.java
index 61e4f9e613..67917f2fde 100644
--- a/wpilibj/src/main/java/edu/wpi/first/wpilibj/smartdashboard/FieldObject2d.java
+++ b/wpilibj/src/main/java/edu/wpi/first/wpilibj/smartdashboard/FieldObject2d.java
@@ -25,7 +25,9 @@ public class FieldObject2d implements AutoCloseable {
 
   @Override
   public void close() {
-    m_entry.close();
+    if (m_entry != null) {
+      m_entry.close();
+    }
   }
 
   /**