diff --git a/OpenSim/Region/Framework/Interfaces/IJsonStoreModule.cs b/OpenSim/Region/Framework/Interfaces/IJsonStoreModule.cs
index da39e95638..0bb45673cc 100644
--- a/OpenSim/Region/Framework/Interfaces/IJsonStoreModule.cs
+++ b/OpenSim/Region/Framework/Interfaces/IJsonStoreModule.cs
@@ -37,6 +37,7 @@ namespace OpenSim.Region.Framework.Interfaces
     {
         bool CreateStore(string value, ref UUID result);
         bool DestroyStore(UUID storeID);
+        bool TestStore(UUID storeID);
         bool TestPath(UUID storeID, string path, bool useJson);
         bool SetValue(UUID storeID, string path, string value, bool useJson);
         bool RemoveValue(UUID storeID, string path);
diff --git a/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreModule.cs b/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreModule.cs
index 732c28f66d..e81412ba58 100644
--- a/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreModule.cs
+++ b/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreModule.cs
@@ -216,6 +216,19 @@ namespace OpenSim.Region.OptionalModules.Scripting.JsonStore
             return true;
         }
 
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        public bool TestStore(UUID storeID)
+        {
+            if (! m_enabled) return false;
+
+            lock (m_JsonValueStore)
+                return m_JsonValueStore.ContainsKey(storeID);
+        }
+
         // -----------------------------------------------------------------
         /// <summary>
         /// 
diff --git a/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs b/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs
index 4d721a705f..b11134ef88 100644
--- a/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs
+++ b/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs
@@ -167,6 +167,7 @@ namespace OpenSim.Region.OptionalModules.Scripting.JsonStore
                 {
                     m_comms.RegisterScriptInvocation(this, "JsonCreateStore");
                     m_comms.RegisterScriptInvocation(this, "JsonDestroyStore");
+                    m_comms.RegisterScriptInvocation(this, "JsonTestStore");
 
                     m_comms.RegisterScriptInvocation(this, "JsonReadNotecard");
                     m_comms.RegisterScriptInvocation(this, "JsonWriteNotecard");
@@ -243,6 +244,16 @@ namespace OpenSim.Region.OptionalModules.Scripting.JsonStore
             return m_store.DestroyStore(storeID) ? 1 : 0;
         }
 
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected int JsonTestStore(UUID hostID, UUID scriptID, UUID storeID)
+        {
+            return m_store.TestStore(storeID) ? 1 : 0;
+        }
+
         // -----------------------------------------------------------------
         /// <summary>
         ///