From d955632a02cf76e9fb3064ff8f6ee8b15eaec1a7 Mon Sep 17 00:00:00 2001
From: f1v3-dev <f1v3@kakao.com>
Date: Tue, 28 Apr 2026 12:13:40 +0900
Subject: [PATCH] FIX: Fix incorrect status code handling in BTree

---
 src/main/java/net/spy/memcached/v2/AsyncArcusCommands.java | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/main/java/net/spy/memcached/v2/AsyncArcusCommands.java b/src/main/java/net/spy/memcached/v2/AsyncArcusCommands.java
index abb8fee8a..ee02489c6 100644
--- a/src/main/java/net/spy/memcached/v2/AsyncArcusCommands.java
+++ b/src/main/java/net/spy/memcached/v2/AsyncArcusCommands.java
@@ -927,9 +927,11 @@ public void receivedStatus(OperationStatus status) {
             result.set(new AbstractMap.SimpleEntry<>(true, trimmedElement));
             break;
           case ERR_ELEMENT_EXISTS:
-          case ERR_NOT_FOUND:
             result.set(new AbstractMap.SimpleEntry<>(false, trimmedElement));
             break;
+          case ERR_NOT_FOUND:
+            result.set(null);
+            break;
           case CANCELLED:
             future.internalCancel();
             break;
@@ -1046,6 +1048,7 @@ public ArcusFuture<BTreeElements<T>> bopGet(String key, BKey from, BKey to, BopG
       public void receivedStatus(OperationStatus status) {
         switch (status.getStatusCode()) {
           case SUCCESS:
+          case ERR_NOT_FOUND_ELEMENT:
             break;
           case TRIMMED:
             result.get().trimmed();
@@ -1053,8 +1056,6 @@ public void receivedStatus(OperationStatus status) {
           case ERR_NOT_FOUND:
             result.set(null);
             break;
-          case ERR_NOT_FOUND_ELEMENT:
-            break;
           case CANCELLED:
             future.internalCancel();
             break;