diff --git a/server/imserver/playermgr.go b/server/imserver/playermgr.go
index a53edee0..fe31eedb 100644
--- a/server/imserver/playermgr.go
+++ b/server/imserver/playermgr.go
@@ -32,11 +32,17 @@ func (this *PlayerMgr) init() {
 		mt.Table.GameDb.GetById(0).GetDatabase(),
 	)
 	conn.Open()
-	rows, err := conn.Query("SELECT * FROM t_user")
+	rows, err := conn.Query("SELECT * FROM t_user LIMIT 1")
 	if err == nil {
-		columns, err := rows.Columns()
-		if err == nil {
-			f5.GetSysLog().Info("mysql rows", columns)
+		dataSet := f5.NewDataSet(rows)
+		if dataSet.Next() {
+			columns := dataSet.GetColumns()
+			for i := 0; i < len(columns); i++ {
+				f5.GetSysLog().Info(
+					"%s:%s",
+					columns[i],
+					*dataSet.GetByName(columns[i]))
+			}
 		}
 	} else {
 		f5.GetSysLog().Info("mysql error", err)
diff --git a/third_party/f5 b/third_party/f5
index 36bf9bbc..1ab3d3cc 160000
--- a/third_party/f5
+++ b/third_party/f5
@@ -1 +1 @@
-Subproject commit 36bf9bbc4c7fe8e66f2c194ad91781113e4a15cf
+Subproject commit 1ab3d3cc9a706efc9b6c6489c1a0b7002aa022e9