diff --git a/OpenSim/Region/CoreModules/World/Sound/SoundModuleNonShared.cs b/OpenSim/Region/CoreModules/World/Sound/SoundModuleNonShared.cs
index 37863ee21d..417c071147 100644
--- a/OpenSim/Region/CoreModules/World/Sound/SoundModuleNonShared.cs
+++ b/OpenSim/Region/CoreModules/World/Sound/SoundModuleNonShared.cs
@@ -278,10 +278,13 @@ namespace OpenSim.Region.CoreModules.World.Sound
             m_host.SendFullUpdateToAllClients();
         }
 
-        public void SendSound(UUID objectID, string sound, double volume,
+        public void SendSound(UUID objectID, UUID soundID, double volume,
                 bool triggered, byte flags, float radius, bool useMaster,
                 bool isMaster)
         {
+            if (soundID == UUID.Zero)
+                return;
+
             SceneObjectPart part;
             if (!m_scene.TryGetSceneObjectPart(objectID, out part))
                 return;
@@ -290,29 +293,9 @@ namespace OpenSim.Region.CoreModules.World.Sound
 
             UUID parentID = part.ParentGroup.UUID;
 
-            UUID soundID = UUID.Zero;
             Vector3 position = part.AbsolutePosition; // region local
             ulong regionHandle = m_scene.RegionInfo.RegionHandle;
 
-            if (!UUID.TryParse(sound, out soundID))
-            {
-                // search sound file from inventory
-                lock (part.TaskInventory)
-                {
-                    foreach (KeyValuePair<UUID, TaskInventoryItem> item in part.TaskInventory)
-                    {
-                        if (item.Value.Type == (int)AssetType.Sound && item.Value.Name == sound)
-                        {
-                            soundID = item.Value.ItemID;
-                            break;
-                        }
-                    }
-                }
-            }
-
-            if (soundID == UUID.Zero)
-                return;
-
             if (useMaster)
             {
                 if (isMaster)
diff --git a/OpenSim/Region/Framework/Interfaces/ISoundModule.cs b/OpenSim/Region/Framework/Interfaces/ISoundModule.cs
index c5edcb0cc1..5d1bb63ec7 100644
--- a/OpenSim/Region/Framework/Interfaces/ISoundModule.cs
+++ b/OpenSim/Region/Framework/Interfaces/ISoundModule.cs
@@ -108,7 +108,7 @@ namespace OpenSim.Region.Framework.Interfaces
         /// <param name="radius"></param>
         /// <param name="useMaster"></param>
         /// <param name="isMaster"></param>
-        void SendSound(UUID objectID, string sound, double volume,
+        void SendSound(UUID objectID, UUID sound, double volume,
                 bool triggered, byte flags, float radius, bool useMaster,
                 bool isMaster);
     }
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index cbb92b2627..f79ac969c2 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -2243,7 +2243,7 @@ namespace OpenSim.Region.Framework.Scenes
                 ISoundModule soundModule = ParentGroup.Scene.RequestModuleInterface<ISoundModule>();
                 if (soundModule != null)
                 {
-                    soundModule.SendSound(UUID, CollisionSound.ToString(),
+                    soundModule.SendSound(UUID, CollisionSound,
                             CollisionSoundVolume, true, (byte)0, 0, false,
                             false);
                 }
diff --git a/OpenSim/Region/OptionalModules/Scripting/Minimodule/SOPObject.cs b/OpenSim/Region/OptionalModules/Scripting/Minimodule/SOPObject.cs
index 9e438e232f..5ed1514ad4 100644
--- a/OpenSim/Region/OptionalModules/Scripting/Minimodule/SOPObject.cs
+++ b/OpenSim/Region/OptionalModules/Scripting/Minimodule/SOPObject.cs
@@ -824,7 +824,7 @@ namespace OpenSim.Region.OptionalModules.Scripting.Minimodule
             ISoundModule module = m_rootScene.RequestModuleInterface<ISoundModule>();
             if (module != null)
             {
-                module.SendSound(GetSOP().UUID, asset.ToString(), volume, true, 0, 0, false, false);
+                module.SendSound(GetSOP().UUID, asset, volume, true, 0, 0, false, false);
             }
         }
 
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index f29be92ea5..869d94efc9 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -333,6 +333,42 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             return key;
         }
 
+        /// <summary>
+        /// Return the UUID of the asset matching the specified key or name
+        /// and asset type.
+        /// </summary>
+        /// <param name="k"></param>
+        /// <param name="type"></param>
+        /// <returns></returns>
+        protected UUID KeyOrName(string k, AssetType type)
+        {
+            UUID key;
+
+            if (!UUID.TryParse(k, out key))
+            {
+                TaskInventoryItem item = m_host.Inventory.GetInventoryItem(k);
+                if (item != null && item.Type == (int)type)
+                    key = item.AssetID;
+            }
+            else
+            {
+                lock (m_host.TaskInventory)
+                {
+                    foreach (KeyValuePair<UUID, TaskInventoryItem> item in m_host.TaskInventory)
+                    {
+                        if (item.Value.Type == (int)type && item.Value.Name == k)
+                        {
+                            key = item.Value.ItemID;
+                            break;
+                        }
+                    }
+                }
+            }
+
+
+            return key;
+        }
+
         //These are the implementations of the various ll-functions used by the LSL scripts.
         public LSL_Float llSin(double f)
         {
@@ -2369,7 +2405,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             // send the sound, once, to all clients in range
             if (m_SoundModule != null)
             {
-            m_SoundModule.SendSound(m_host.UUID, KeyOrName(sound).ToString(), volume, false, 0, 0, false, false);
+            m_SoundModule.SendSound(m_host.UUID, KeyOrName(sound, AssetType.Sound), volume, false, 0, 0, false, false);
             }
         }
 
@@ -2409,7 +2445,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             // send the sound, once, to all clients in range
             if (m_SoundModule != null)
             {
-            m_SoundModule.SendSound(m_host.UUID, KeyOrName(sound).ToString(), volume, false, 0, 0, true, false);
+            m_SoundModule.SendSound(m_host.UUID, KeyOrName(sound, AssetType.Sound), volume, false, 0, 0, true, false);
             }
         }
 
@@ -2419,7 +2455,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             // send the sound, once, to all clients in rangeTrigger or play an attached sound in this part's inventory.
             if (m_SoundModule != null)
             {
-            m_SoundModule.SendSound(m_host.UUID, KeyOrName(sound).ToString(), volume, true, 0, 0, false, false);
+            m_SoundModule.SendSound(m_host.UUID, KeyOrName(sound, AssetType.Sound), volume, true, 0, 0, false, false);
             }
         }
 
@@ -5838,7 +5874,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             float radius1 = (float)llVecDist(llGetPos(), top_north_east);
             float radius2 = (float)llVecDist(llGetPos(), bottom_south_west);
             float radius = Math.Abs(radius1 - radius2);
-            m_SoundModule.SendSound(m_host.UUID, KeyOrName(sound).ToString(), volume, true, 0, radius, false, false);
+            m_SoundModule.SendSound(m_host.UUID, KeyOrName(sound, AssetType.Sound), volume, true, 0, radius, false, false);
             }
         }