diff --git a/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device/device_driver/DriverTypeEnum.java b/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device/device_driver/DriverTypeEnum.java
index eccf7f2..eb1f189 100644
--- a/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device/device_driver/DriverTypeEnum.java
+++ b/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device/device_driver/DriverTypeEnum.java
@@ -37,9 +37,9 @@ public enum DriverTypeEnum {
 
     BELT_CONVEYOR(13,"belt_conveyor","输送线","conveyor"),
 
-    SCREEN(15, "led_screen", "LED点阵屏", "screen"),
-    DOUBLE_STATION_STACKER(16, "double_station_stacker", "双工位堆垛机", "double_station_stacker"),
-    ;
+    LED_SCREEN(15, "led_screen", "LED点阵屏", "screen"),
+
+    DOUBLE_STATION_STACKER(16, "double_station_stacker", "双工位堆垛机", "double_station_stacker");
 
 
 
diff --git a/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/basedriver/belt_conveyor/BeltConveyorDeviceDriver.java b/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/basedriver/belt_conveyor/BeltConveyorDeviceDriver.java
index 2c4def8..dec70e1 100644
--- a/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/basedriver/belt_conveyor/BeltConveyorDeviceDriver.java
+++ b/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/basedriver/belt_conveyor/BeltConveyorDeviceDriver.java
@@ -407,7 +407,6 @@ public class BeltConveyorDeviceDriver extends AbstractOpcDeviceDriver implements
                 this.writing(map);
                 led_message = getLedMessage(inst);
                 requireSucess = true;
-                led_message = getLedMessage(inst);
                 return true;
             } else {
                 //判断是否有相同起点的,任务状态就绪的任务
diff --git a/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/taskscreen/service/impl/TaskScreenServiceImpl.java b/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/taskscreen/service/impl/TaskScreenServiceImpl.java
index c84fb78..eda8d58 100644
--- a/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/taskscreen/service/impl/TaskScreenServiceImpl.java
+++ b/acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/taskscreen/service/impl/TaskScreenServiceImpl.java
@@ -113,8 +113,7 @@ public class TaskScreenServiceImpl extends CommonServiceImpl<TaskScreenMapper, D
             BeltConveyorDeviceDriver beltConveyorDeviceDriver;
             beltConveyorDeviceDriver = (BeltConveyorDeviceDriver) device.getDeviceDriver();
             if (ObjectUtil.isNotEmpty(beltConveyorDeviceDriver.getLed_message())) {
-                Instruction inst = beltConveyorDeviceDriver.getInst();
-                json = beltConveyorDeviceDriver.getLedMessage(inst);
+                json = beltConveyorDeviceDriver.getLed_message();
             }
         }
         return json;