--- a/rep/REPPacketSend.java	Sun Nov 11 00:19:19 2007 +0900
+++ b/rep/REPPacketSend.java	Sun Nov 11 00:26:35 2007 +0900
@@ -17,6 +17,9 @@
 	
 	public ByteBuffer pack(REPCommand command){
     	System.out.println("send command: " + command.toString());
+    	if(command.string == null){
+    		command.setString("test");
+    	}
     	ByteBuffer buffer = ByteBuffer.allocateDirect(24+(command.string).length()*2);
     	buffer.clear();  // position = 0 
     	buffer.putInt(command.cmd); buffer.putInt(command.sid); buffer.putInt(command.eid);
@@ -61,7 +64,7 @@
 	
 	public void send(REPCommand command){
 		try {
-			socketchannel.write(packUConv(command));
+			socketchannel.write(pack(command));
 			//System.out.println(command.toString());
 		} catch (IOException e) {
 			e.printStackTrace();