From 8b38cea33cdd014de3c53bc2a3ff25f58ee82c35 Mon Sep 17 00:00:00 2001
From: Suresh Kumar Anaparti <sureshkumar.anaparti@gmail.com>
Date: Thu, 19 Feb 2026 00:36:46 +0530
Subject: [PATCH] Fix NPE while stopping the RabbitMQEventBus bean when there
 is no connection established with RabbitMQ Event Bus (#12635)

---
 .../org/apache/cloudstack/mom/rabbitmq/RabbitMQEventBus.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/event-bus/rabbitmq/src/main/java/org/apache/cloudstack/mom/rabbitmq/RabbitMQEventBus.java b/plugins/event-bus/rabbitmq/src/main/java/org/apache/cloudstack/mom/rabbitmq/RabbitMQEventBus.java
index e8067e75b40..2851ef3498e 100644
--- a/plugins/event-bus/rabbitmq/src/main/java/org/apache/cloudstack/mom/rabbitmq/RabbitMQEventBus.java
+++ b/plugins/event-bus/rabbitmq/src/main/java/org/apache/cloudstack/mom/rabbitmq/RabbitMQEventBus.java
@@ -492,7 +492,7 @@ public class RabbitMQEventBus extends ManagerBase implements EventBus {
 
     @Override
     public synchronized boolean stop() {
-        if (s_connection.isOpen()) {
+        if (s_connection != null && s_connection.isOpen()) {
             for (String subscriberId : s_subscribers.keySet()) {
                 Ternary<String, Channel, EventSubscriber> subscriberDetails = s_subscribers.get(subscriberId);
                 Channel channel = subscriberDetails.second();