diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/querymatcher/ScanDeleteTracker.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserve
index f3552c3..b57d471 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/querymatcher/ScanDeleteTracker.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/querymatcher/ScanDeleteTracker.java
@@ -133,7 +133,9 @@ public class ScanDeleteTracker implements DeleteTracker {
       } else {
         throw new IllegalStateException("isDelete failed: deleteBuffer="
             + Bytes.toStringBinary(deleteBuffer, deleteOffset, deleteLength) + ", qualifier="
-            + Bytes.toStringBinary(cell.getQualifierArray(), qualifierOffset, qualifierLength)
+            + Bytes.toStringBinary(cell.getQualifierArray(), qualifierOffset, qualifierLength) +
+            ", row="
+            + Bytes.toStringBinary(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength())
             + ", timestamp=" + timestamp + ", comparison result: " + ret);
       }
     }