From 1026efa9fda0ed4962a286f41529bd7b468def2d Mon Sep 17 00:00:00 2001
From: UbitUmarov <ajlduarte@sapo.pt>
Date: Tue, 14 Feb 2023 23:41:20 +0000
Subject: [PATCH] another recent bug fix: llister id can also be a invalid key

---
 .../Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index c5cf68f573..518ec7b5d2 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -1268,8 +1268,11 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         public LSL_Integer llListen(int channelID, string name, string ID, string msg)
         {
             IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            if (wComm is not null && UUID.TryParse(ID, out UUID keyID))
+            if (wComm is not null)
+            { 
+                _ = UUID.TryParse(ID, out UUID keyID);
                 return wComm.Listen(m_item.ItemID, m_host.UUID, channelID, name, keyID, msg);
+            }
             return -1;
         }