From 605d0c6a9281e133d3d56f7460cc776c01831847 Mon Sep 17 00:00:00 2001
From: zkitefly <z18344203426@qq.com>
Date: Sat, 20 May 2023 02:17:18 +0800
Subject: [PATCH] Fix #2204 (#2228)

https://github.com/huanghongxun/HMCL/issues/2204#issuecomment-1519823562
---
 .../jackhuang/hmcl/ui/construct/TaskExecutorDialogPane.java   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/TaskExecutorDialogPane.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/TaskExecutorDialogPane.java
index bc1dc5520..4ce0b9be0 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/TaskExecutorDialogPane.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/TaskExecutorDialogPane.java
@@ -88,7 +88,9 @@ public class TaskExecutorDialogPane extends BorderPane {
 
         btnCancel.setOnAction(e -> {
             Optional.ofNullable(executor).ifPresent(TaskExecutor::cancel);
-            onCancel.getCancellationAction().accept(this);
+            if (onCancel.getCancellationAction() != null) {
+                onCancel.getCancellationAction().accept(this);
+            }
         });
 
         speedEventHandler = speedEvent -> {