diff --git a/GridServer.cs b/GridServer.cs
index d70c63f3dc..b8de288ee1 100644
--- a/GridServer.cs
+++ b/GridServer.cs
@@ -68,6 +68,10 @@ namespace OpenSim
 			return(user);
 		}
 		
+		/// <summary>
+		/// used by the local login server to inform us of new sessions
+		/// </summary>
+		/// <param name="session"></param>
 		public void AddNewSession(Logon session)
 		{
 			lock(this.Sessions)
@@ -83,7 +87,6 @@ namespace OpenSim
 		UUIDBlock RequestUUIDBlock();
 		RegionInfo[] RequestNeighbours();
 		AuthenticateResponse AuthenticateSession(LLUUID sessionID, LLUUID agentID, uint circuitCode);
-		void AddNewSession(Logon session);
 	}
 	
 	public struct UUIDBlock
diff --git a/LoginServer.cs b/LoginServer.cs
index d769f264f6..fa044fc7ed 100644
--- a/LoginServer.cs
+++ b/LoginServer.cs
@@ -247,7 +247,7 @@ namespace OpenSim
 					_login.InventoryFolder = InventoryFolderID;
 					
 					//working on local computer so lets add to the gridserver's list of sessions
-					this._gridServer.AddNewSession(_login);
+					((GridServer)this._gridServer).AddNewSession(_login);
 					
 					// forward the XML-RPC response to the client
 					writer.WriteLine("HTTP/1.0 200 OK");