diff --git a/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java b/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java
index 67810caa..28d5a712 100644
--- a/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java
+++ b/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java
@@ -63,7 +63,11 @@ public class DpTechBypassAbilityImpl extends DpTechAbilityImpl {
     /**
      * The Dp bypass manager.
      */
-    private DpBypassManager dpBypassManager;
+    private DpBypassManager dpBypassManager = DpBypassManager.builder()
+            .protectObject(new Hashtable<>())
+            .protectStrategy(new Hashtable<>())
+            .tractionStrategyName(new Hashtable<>())
+            .build();
     /**
      * The Timer cnt.
      */
@@ -726,11 +730,6 @@ public class DpTechBypassAbilityImpl extends DpTechAbilityImpl {
      */
     @Override
     public void initDeviceEnv(String urlPath, String username, String password) {
-        dpBypassManager = DpBypassManager.builder()
-                .protectObject(new Hashtable<>())
-                .protectStrategy(new Hashtable<>())
-                .tractionStrategyName(new Hashtable<>())
-                .build();
         super.initDeviceEnv(urlPath, username, password);
 
         // 获取所有清洗设备