diff --git a/server/light_backtask/task/olduser.go b/server/light_backtask/task/olduser.go
new file mode 100644
index 00000000..1800fc67
--- /dev/null
+++ b/server/light_backtask/task/olduser.go
@@ -0,0 +1,16 @@
+package task
+
+import (
+)
+
+type oldUser struct {
+
+}
+
+func (this *oldUser) init() {
+
+}
+
+func (this *oldUser) unInit() {
+
+}
diff --git a/server/light_backtask/task/taskmgr.go b/server/light_backtask/task/taskmgr.go
index 42cb72d1..81e4a54f 100644
--- a/server/light_backtask/task/taskmgr.go
+++ b/server/light_backtask/task/taskmgr.go
@@ -12,6 +12,7 @@ type taskMgr struct {
 	contribution
 	chainActivity
 	recharge
+	oldUser
 }
 
 func (this *taskMgr) Init() {
@@ -23,9 +24,11 @@ func (this *taskMgr) Init() {
 	this.contribution.init()
 	this.chainActivity.init()
 	this.recharge.init()
+	this.oldUser.init()
 }
 
 func (this *taskMgr) UnInit() {
+	this.oldUser.unInit()
 	this.recharge.unInit()
 	this.chainActivity.unInit()
 	this.contribution.unInit()