Index: ps/trunk/binaries/data/mods/public/gui/session/chat/ChatMessageHandler.js
===================================================================
--- ps/trunk/binaries/data/mods/public/gui/session/chat/ChatMessageHandler.js	(revision 24670)
+++ ps/trunk/binaries/data/mods/public/gui/session/chat/ChatMessageHandler.js	(revision 24671)
@@ -1,86 +1,86 @@
 /**
  * The purpose of this class is to run a given chat message through parsers until
  * one of them succeeds and then call all callback handlers on the result.
  */
 class ChatMessageHandler
 {
 	constructor()
 	{
 		/**
 		 * Each property is an array of messageformat class instances.
 		 * The classes must have a parse function that receives a
 		 * msg object and translates into a string.
 		 */
 		this.messageFormats = {};
 
 		/**
 		 * Functions that are called each time a message was parsed.
 		 */
 		this.messageHandlers = [];
 
 		this.registerMessageFormat("system", new ChatMessageHandler.System());
 	}
 
 	/**
 	 * @param type - a string denoting the messagetype used by addChatMessage calls.
 	 * @param handler - a class instance with a parse function.
 	 */
 	registerMessageFormat(type, handler)
 	{
 		if (!this.messageFormats[type])
 			this.messageFormats[type] = [];
 
 		this.messageFormats[type].push(handler);
 	}
 
 	/**
 	 * Receives a class where each enumerable owned property is a chat format
 	 * class identified by the property name.
 	 */
 	registerMessageFormatClass(formatClass)
 	{
 		for (let type in formatClass)
 			this.registerMessageFormat(type, new formatClass[type]());
 	}
 
 	registerMessageHandler(handler)
 	{
 		this.messageHandlers.push(handler);
 	}
 
 	handleMessage(msg)
 	{
 		let formatted = this.parseMessage(msg);
 		if (!formatted)
 			return;
 
 		for (let handler of this.messageHandlers)
 			handler(msg, formatted);
 	}
 
 	parseMessage(msg)
 	{
 		if (!this.messageFormats[msg.type])
 		{
 			error("Unknown chat message type: " + uneval(msg));
 			return undefined;
 		}
 
 		for (let messageFormat of this.messageFormats[msg.type])
 		{
 			let formatted = messageFormat.parse(msg);
-			if (formatted)
+			if (formatted && formatted.text)
 				return formatted;
 		}
 
 		return undefined;
 	}
 }
 
 ChatMessageHandler.System = class
 {
 	parse(msg)
 	{
 		return msg.txt;
 	}
 };