diff --git a/servo/src/main/java/com/galaxis/rcs/amr/AmrDeviceTask.java b/servo/src/main/java/com/galaxis/rcs/amr/AmrDeviceTask.java
index d994fa3..dffc1dd 100644
--- a/servo/src/main/java/com/galaxis/rcs/amr/AmrDeviceTask.java
+++ b/servo/src/main/java/com/galaxis/rcs/amr/AmrDeviceTask.java
@@ -25,13 +25,13 @@ public class AmrDeviceTask {
     // 作业类型 UInt8 0：运输 1：接货 2：卸货 3：充电 4：提升移栽取货或卸货 5：滚筒取货或卸货（双向作业）
     public short operationType;
     // 提升移栽货物拣货模式	UInt8 0:不控制（无动作） 1:从货架上取货 2:将货物放到货架上 3:仅调整托盘高度（不进行取放货操作） 4:调整车身货物(仅供调试，RCS勿发送此命令) 5:仅调整载货台到取货高度，但是不动作 6:仅调整载货台到放货高度，但是不动作
-    public short pickMode;
+    public Short pickMode;
 
     // 目标货位朝向
-    public short goodsSlotDirection;
+    public Short goodsSlotDirection;
 
     // 目标货位相对于地面的绝对高度
-    public int goodsSlotHeight;
+    public Integer goodsSlotHeight;
 
     //充电桩朝向UseBriefLocation	UInt8 0: X轴正向 1: Y轴正向 2: X轴负向 3: Y轴负向 15: 未知方向
     public Short chargeDirection;
diff --git a/servo/src/main/java/com/galaxis/rcs/connector/amr/fm600/Fm600Item.java b/servo/src/main/java/com/galaxis/rcs/connector/amr/fm600/Fm600Item.java
index 78be607..93e272c 100644
--- a/servo/src/main/java/com/galaxis/rcs/connector/amr/fm600/Fm600Item.java
+++ b/servo/src/main/java/com/galaxis/rcs/connector/amr/fm600/Fm600Item.java
@@ -42,7 +42,9 @@ public class Fm600Item extends AmrAgvItem {
                 } else if (d.pickMode == CPickMode.unload) {
                     d.operationType = COperationType.unload;
                 }
-                d.pickMode = CPickMode.normal;
+                d.goodsSlotDirection = null;
+                d.pickMode = null;
+                d.goodsSlotHeight = null;
                 // 临时处理方案
                 d.storageRacksNo = "any";
             }