Core/Bnetserver: Catch and log an exception that happens when WorldserverListenPort is already used

Closes #15284

1 files changed, 11 insertions, 2 deletions

diff --git a/src/server/bnetserver/Realms/WorldListener.cpp b/src/server/bnetserver/Realms/WorldListener.cpp
index bcfc5d685c1..d6a12453644 100644
--- a/src/server/bnetserver/Realms/WorldListener.cpp
+++ b/src/server/bnetserver/Realms/WorldListener.cpp
@@ -63,9 +63,18 @@ void WorldListener::Run()
 
 void WorldListener::HandleOpen()
 {
-    _worldSocket->bind(std::string("tcp://*:") + std::to_string(_worldListenPort));
+    try
+    {
+        _worldSocket->bind(std::string("tcp://*:") + std::to_string(_worldListenPort));
+    }
+    catch (zmqpp::zmq_internal_exception& ex)
+    {
+        TC_LOG_FATAL("server.ipc", "Could not bind to WorldserverListenPort %u. Exception: %s. Shutting down bnetserver.", _worldListenPort, ex.what());
+        abort();
+    }
+
     _poller->add(*_worldSocket);
-    TC_LOG_INFO("server.ipc", "Listening on connections from worldservers...");
+    TC_LOG_INFO("server.ipc", "Listening on connections from worldservers on port %u...", _worldListenPort);
 }
 
 void WorldListener::HandleClose()