diff --git a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor_labeling/SiemensConveyorLabelingDeviceDriver.java b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor_labeling/SiemensConveyorLabelingDeviceDriver.java
index b5d8f2069..70965b493 100644
--- a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor_labeling/SiemensConveyorLabelingDeviceDriver.java
+++ b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor_labeling/SiemensConveyorLabelingDeviceDriver.java
@@ -654,6 +654,9 @@ public class SiemensConveyorLabelingDeviceDriver extends AbstractOpcDeviceDriver
             }
             if(task >0 ){
                 Instruction instruction = instructionService.findByCodeFromCache(String.valueOf(task));
+                if (ObjectUtil.isEmpty(instruction)){
+                    instruction = instructionService.findByCode(String.valueOf(task));
+                }
                 vehicle_code = instruction.getVehicle_code();
             } else {
                 logServer.deviceExecuteLog(device_code, "", "", "申请贴标电气设备任务号:"+task+"异常");