diff --git a/servo/src/main/java/com/yvan/logisticsModel/PtrAgvItem.java b/servo/src/main/java/com/yvan/logisticsModel/PtrAgvItem.java
index 1853ee4..ba66134 100644
--- a/servo/src/main/java/com/yvan/logisticsModel/PtrAgvItem.java
+++ b/servo/src/main/java/com/yvan/logisticsModel/PtrAgvItem.java
@@ -266,8 +266,8 @@ public abstract class PtrAgvItem extends ExecutorItem {
             "logicX: " + logicX,
             "logicY: " + logicY,
             "direction: " + direction,
-            "runningDeviceSize" + (this.runningDeviceTaskList == null ? "null" : this.runningDeviceTaskList.size()),
-            "planTaskSize" + (this.planTaskSequence == null ? "null" : this.planTaskSequence.size())
+            "runningDeviceSize:" + (this.runningDeviceTaskList == null ? "null" : this.runningDeviceTaskList.size()),
+            "planTaskSize:" + (this.planTaskSequence == null ? "null" : this.planTaskSequence.size())
         });
 
         boolean needCompute = false;