diff --git a/src/server/game/mod/activity/activity.go b/src/server/game/mod/activity/activity.go
index d4036445..67c4d486 100644
--- a/src/server/game/mod/activity/activity.go
+++ b/src/server/game/mod/activity/activity.go
@@ -45,7 +45,9 @@ func init() {
 }
 
 func (a *Activity) InitData() {
-	a.Var = make(map[int]interface{})
+	if a.Var == nil {
+		a.Var = make(map[int]interface{})
+	}
 }
 
 func (a *Activity) GetVar(key int) interface{} {
@@ -65,6 +67,10 @@ func (a *Activity) getGIftVar(key int) *Gift {
 	return Var.(*Gift)
 }
 
+func (a *Activity) setGiftVar(key int, Var *Gift) {
+	a.SetVar(key, Var)
+}
+
 func (a *Activity) GetActivityStatus(data *gamedata.ActivityData) int {
 	switch data.AType {
 	case ACT_ATYPE_NORMAL: