From 1ab0f1972271fb5d0b6188094249f45b4978e9d0 Mon Sep 17 00:00:00 2001
From: Gigabit101 <thegigabit101@gmail.com>
Date: Thu, 5 Sep 2024 05:23:53 +0100
Subject: [PATCH] Fix null pointer when stopping chunk pregeneration (#1514)

---
 .../neoforged/neoforge/server/command/GenerateCommand.java  | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/main/java/net/neoforged/neoforge/server/command/GenerateCommand.java b/src/main/java/net/neoforged/neoforge/server/command/GenerateCommand.java
index a37a5732b1..d3ef9c3f80 100644
--- a/src/main/java/net/neoforged/neoforge/server/command/GenerateCommand.java
+++ b/src/main/java/net/neoforged/neoforge/server/command/GenerateCommand.java
@@ -96,8 +96,10 @@ private static int stopGeneration(CommandSourceStack source) {
             double percent = (double) count / total * 100.0;
             source.sendSuccess(() -> Component.translatable("commands.neoforge.chunkgen.stopped", count, total, percent), true);
 
-            generationBar.close();
-            generationBar = null;
+            if (generationBar != null) {
+                generationBar.close();
+                generationBar = null;
+            }
             activeTask = null;
         } else {
             source.sendSuccess(() -> Component.translatable("commands.neoforge.chunkgen.not_running"), false);