From 9022058b0dc4a9a93b761e8853757efca3cb5df6 Mon Sep 17 00:00:00 2001
From: atomchchen <atomchchen@tencent.com>
Date: Sat, 21 Oct 2023 16:22:50 +0800
Subject: [PATCH] prompt topic name when topicNotFoundException exception
 occurred

---
 .../main/java/org/apache/pulsar/broker/service/ServerCnx.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/ServerCnx.java b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/ServerCnx.java
index 95f139dc11e43..7db7a1a4c8386 100644
--- a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/ServerCnx.java
+++ b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/ServerCnx.java
@@ -1605,7 +1605,7 @@ protected void handleProducer(final CommandProducer cmdProducer) {
 
                 // Do not print stack traces for expected exceptions
                 if (cause instanceof NoSuchElementException) {
-                    cause = new TopicNotFoundException("Topic Not Found.");
+                    cause = new TopicNotFoundException("Topic " + topicName + " Not Found.");
                     log.warn("[{}] Failed to load topic {}, producerId={}: Topic not found", remoteAddress, topicName,
                             producerId);
                 } else if (!Exceptions.areExceptionsPresentInChain(cause,