diff --git a/app/src/main/java/com/duolebo/blyrobot/tools/TaskManager.kt b/app/src/main/java/com/duolebo/blyrobot/tools/TaskManager.kt
index a3ac04dc76d465af44f4f0933457342a91ef0fde..213e32ef2c9a6114fec5d38e7555876e056a7e37 100644
--- a/app/src/main/java/com/duolebo/blyrobot/tools/TaskManager.kt
+++ b/app/src/main/java/com/duolebo/blyrobot/tools/TaskManager.kt
@@ -12,10 +12,8 @@ class TaskManager {
     private var status = IDLE
     private var currentTask: Task ?= null
     // 处理时间
-    var updateTime = 0L
 
     private val runnable = Runnable {
-        val dist = System.currentTimeMillis() - updateTime
         while (isRunning) {
 
             if (this.status == IDLE) {
@@ -81,7 +79,6 @@ class TaskManager {
     }
 
     fun stop() {
-        updateTime = 0L
         this.tasks.forEach {
             it.destroy()
         }