diff --git a/controller/src/main/java/io/pravega/controller/server/SegmentHelper.java b/controller/src/main/java/io/pravega/controller/server/SegmentHelper.java
index <HASH>..<HASH> 100644
--- a/controller/src/main/java/io/pravega/controller/server/SegmentHelper.java
+++ b/controller/src/main/java/io/pravega/controller/server/SegmentHelper.java
@@ -268,6 +268,11 @@ public class SegmentHelper {
             }
 
             @Override
+            public void noSuchSegment(WireCommands.NoSuchSegment noSuchSegment) {
+                result.complete(TxnStatus.newBuilder().setStatus(TxnStatus.Status.SUCCESS).build());
+            }
+
+            @Override
             public void processingFailure(Exception error) {
                 result.completeExceptionally(error);
             }
Issue <I>: Txn Commit Segment must be idempotent (#<I>)