--- a/src/main/java/alice/daemon/Connection.java	Thu Dec 11 18:28:18 2014 +0900
+++ b/src/main/java/alice/daemon/Connection.java	Fri Dec 12 05:29:31 2014 +0900
@@ -1,9 +1,7 @@
 package alice.daemon;
 
-import java.io.IOException;
 import java.net.Socket;
 import java.nio.ByteBuffer;
-import java.nio.channels.ClosedChannelException;
 import java.util.concurrent.LinkedBlockingQueue;
 
 import alice.datasegment.Command;
@@ -43,13 +41,7 @@
             while (buffer.hasRemaining()) {
                 socket.getChannel().write(buffer);
             }
-        } catch (ClosedChannelException e) {
-            // when put dataSegment to remote if connection close this dataSemgent put.
-            putConnectionInfo();
-
-        } catch (IOException e) {
-            putConnectionInfo();
-        }
+        } catch (Exception e) { }
     }
 
     public void close(){
@@ -57,12 +49,8 @@
             socket.shutdownOutput();
             socket.shutdownInput();
             socket.close();
-            putConnectionInfo();
-        } catch (ClosedChannelException e) {
-            return;
-        } catch (IOException e) {
-            return;
-        }
+        } catch (Exception e) { }
+        putConnectionInfo();
 
     }
 

--- a/src/main/java/alice/datasegment/DataSegmentManager.java	Thu Dec 11 18:28:18 2014 +0900
+++ b/src/main/java/alice/datasegment/DataSegmentManager.java	Fri Dec 12 05:29:31 2014 +0900
@@ -62,6 +62,8 @@
 
     public abstract void ping(String returnKey);
     public abstract void response(String returnKey);
+
     public abstract void setSendError(boolean b);
+    public abstract void putSocketInfo();
 
 }

--- a/src/main/java/alice/datasegment/LocalDataSegmentManager.java	Thu Dec 11 18:28:18 2014 +0900
+++ b/src/main/java/alice/datasegment/LocalDataSegmentManager.java	Fri Dec 12 05:29:31 2014 +0900
@@ -159,4 +159,9 @@
 
     }
 
+    @Override
+    public void putSocketInfo() {
+
+    }
+
 }

--- a/src/main/java/alice/datasegment/RemoteDataSegmentManager.java	Thu Dec 11 18:28:18 2014 +0900
+++ b/src/main/java/alice/datasegment/RemoteDataSegmentManager.java	Fri Dec 12 05:29:31 2014 +0900
@@ -158,7 +158,11 @@
     @Override
     public void setSendError(boolean b) {
         connection.sendManager = b;
+    }
 
+    @Override
+    public void putSocketInfo() {
+        connection.putConnectionInfo();
     }
 
 }

--- a/src/main/java/alice/topology/fix/FixTopology.java	Thu Dec 11 18:28:18 2014 +0900
+++ b/src/main/java/alice/topology/fix/FixTopology.java	Fri Dec 12 05:29:31 2014 +0900
@@ -15,14 +15,12 @@
 
     private Receiver info = ids.create(CommandType.TAKE); // disconnection nodeInfo
     private Receiver info1 = ids.create(CommandType.TAKE); // all connection Info
-    private Receiver info2 = ids.create(CommandType.TAKE); // node count
     private Receiver info3 = ids.create(CommandType.TAKE); // IP Table
     private Receiver info4 = ids.create(CommandType.TAKE); // parentManager
 
     public FixTopology() {
         info.setKey("_DISCONNECTNODE");
         info1.setKey("topology");
-        info2.setKey("hostCount");
         info3.setKey("nameTable");
         info4.setKey("parentManager");
     }
@@ -51,8 +49,7 @@
             // change state not Alive
             lostNode.alive = false;
             // get lastJoinedNode
-            int last = info2.asInteger()-1;
-            String lastJoinNodeName = "node"+last;
+            String lastJoinNodeName = manager.getLastNode().getName();
             LinkedList<HostMessage> connectionList = topology.get(lastJoinNodeName);
             // lastJoinedNode has one connection
             HostMessage parentNode = connectionList.poll();
@@ -132,7 +129,6 @@
         }
 
         ods.put(info1.key, topology);
-        ods.put(info2.key, info2.getReceiveData());
         ods.put(info3.key, nameTable);
         ods.put(info4.key, manager);
     }

--- a/src/main/java/alice/topology/manager/ParentManager.java	Thu Dec 11 18:28:18 2014 +0900
+++ b/src/main/java/alice/topology/manager/ParentManager.java	Fri Dec 12 05:29:31 2014 +0900
@@ -70,6 +70,10 @@
         }
     }
 
+    public Parent getLastNode(){
+        return list.getLast();
+    }
+
     public void show() {
         int counter = 0;
         System.out.print("| ");