diff --git a/app.go b/app.go
index 4b288d0..daedb74 100644
--- a/app.go
+++ b/app.go
@@ -4,6 +4,7 @@ import (
 	"flag"
 	"sync"
 	"time"
+	"os"
 	"q5"
 )
 
@@ -58,6 +59,10 @@ func (this *App_) Init() {
 	this.chGoLoopTimerExit = make(chan int)
 	this.chGoLoopWait = make(chan int64)
 	this.outputRuningLog()
+	SysLog().Info("node_id:%d instance_id:%d pid:%d",
+		this.nodeId,
+		this.instanceId,
+		os.Getpid())
 	go this.goLoopTimer()
 }
 
@@ -71,6 +76,7 @@ func (this *App_) Run() {
 	for !this.terminated {
 		this.nowTime = time.Now()
 		_Timer.Update()
+		this.dispatchIMMsg()
 		this.schedule()
 	}
 }
@@ -155,3 +161,19 @@ func (this *App_) outputRuningLog() {
 		SysLog().Info("%s", val)
 	}
 }
+
+func (this *App_) dispatchIMMsg() {
+	this.imMsgMutex.Lock()
+	this.imWorkNode = this.imTopNode
+	this.imTopNode = nil
+	this.imBotNode = nil
+	this.imMsgMutex.Unlock()
+
+	for this.imWorkNode != nil {
+		currNode := this.imWorkNode
+		this.imWorkNode = this.imWorkNode.next
+		if this.imMsgHandlers[currNode.msgId] != nil {
+			this.imMsgHandlers[currNode.msgId](currNode.msgId, currNode.params)
+		}
+	}
+}
diff --git a/sysutils.go b/sysutils.go
index 9e7d44b..aee9da5 100644
--- a/sysutils.go
+++ b/sysutils.go
@@ -34,7 +34,9 @@ func IsValidSessionId(accountId string, sessionId string, key string) bool {
 	sessionCreateTime := new(q5.XValue).SetString(tmpStrings[0]).GetString()
 	registerTime := new(q5.XValue).SetString(tmpStrings[1]).GetString()
 	md5Str := new(q5.XValue).SetString(tmpStrings[2]).GetString()
-	return q5.Md5Str(accountId + registerTime + sessionCreateTime) == md5Str
+	//SysLog().Debug("%s", accountId + key + registerTime + sessionCreateTime)
+	//SysLog().Debug("md51=%s md52=%s", q5.Md5Str(accountId + key + registerTime + sessionCreateTime), md5Str)
+	return q5.Md5Str(accountId + key + registerTime + sessionCreateTime) == md5Str
 }
 
 func ExtractRegisterTimeFromSessionId(sessionId string) int32 {
diff --git a/tglog.go b/tglog.go
index c3e406c..94326e0 100644
--- a/tglog.go
+++ b/tglog.go
@@ -7,7 +7,7 @@ import "time"
 import "q5"
 
 const TGLOG_ROOT = "/data/logs/%s/upload/"
-const POLY_TGLOG_ROOT = "/data/logs/%s/%s/upload/"
+const POLY_TGLOG_ROOT = "/data/logs/%s/%d/upload/"
 const TGLOG_FILENAME = "log_%d_%s.log"
 
 type TGLogMsgNode struct {
@@ -54,7 +54,8 @@ func (this *TGLog_) AddTrackLogEx(
 	remoteAddr string,
 	eventName string,
 	prop *q5.XObject) {
-	var xobj *q5.MutableXObject
+	//SysLog().Info("TGLog.AddTrackLogEx")
+	xobj := q5.NewMxoObject()
 	xobj.SetXValue("#account_id", new(q5.XValue).SetString(accountId))
 	xobj.SetXValue("#type", new(q5.XValue).SetString("track"))
 	xobj.SetXValue("#time", new(q5.XValue).SetString(time.Now().Format("2006-01-02 15:04:05")))
@@ -111,9 +112,10 @@ func (this *TGLog_) getLogFile(gameId int32) *os.File {
 		logDir = fmt.Sprintf(TGLOG_ROOT, App.GetPkgName())
 	}
 	q5.ForceCreateDir(logDir)
-	if f, err := os.OpenFile(logDir + fileName, os.O_WRONLY|os.O_APPEND, 0666); err == nil {
+	if f, err := os.OpenFile(logDir + fileName, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0666); err == nil {
 		return f
 	} else {
+		SysLog().Warning("TGLog.goSaveToFile err:%s", err)
 		return nil
 	}
 }