diff --git a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/pipe/processor/twostage/plugin/TwoStageCountProcessor.java b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/pipe/processor/twostage/plugin/TwoStageCountProcessor.java
index da61c57e58c2..39eb3b62a788 100644
--- a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/pipe/processor/twostage/plugin/TwoStageCountProcessor.java
+++ b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/pipe/processor/twostage/plugin/TwoStageCountProcessor.java
@@ -240,7 +240,7 @@ private void collectGlobalCountIfNecessary(EventCollector eventCollector) throws
 
       final Tablet tablet =
           new Tablet(
-              outputSeries.getDeviceString(),
+              outputSeries.getIDeviceID().toString(),
               Collections.singletonList(
                   new MeasurementSchema(outputSeries.getMeasurement(), TSDataType.INT64)),
               1);