diff --git a/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator.cpp b/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator.cpp
index 7e4022d402b2c413935522e639e3c1a24806ca4e..93ce9ace08e0476da78cc2caf379790fcd5c051f 100644
--- a/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator.cpp
+++ b/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator.cpp
@@ -172,28 +172,27 @@ ani_object EtsAbilityDelegator::GetAppContext(ani_env *env, [[maybe_unused]]ani_
     TAG_LOGD(AAFwkTag::DELEGATOR, "GetAppContext call");
     if (env == nullptr) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "env is nullptr");
-        return {};
+        return nullptr;
     }
     ani_class cls = nullptr;
-    ani_object nullobj = nullptr;
     if (ANI_OK != env->FindClass(CONTEXT_CLASS_NAME, &cls)) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "FindClass Context Failed");
-        return nullobj;
+        return AppExecFwk::CreateEtsNull(env);
     }
     auto delegator = AppExecFwk::AbilityDelegatorRegistry::GetAbilityDelegator(AbilityRuntime::Runtime::Language::ETS);
     if (!delegator) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "null delegator");
-        return nullobj;
+        return AppExecFwk::CreateEtsNull(env);
     }
     std::shared_ptr<AbilityRuntime::Context> context = delegator->GetAppContext();
     if (!context) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "null context");
-        return nullobj;
+        return AppExecFwk::CreateEtsNull(env);
     }
     ani_object contextObj = SetAppContext(env, context);
     if (contextObj == nullptr) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "null contextObj");
-        return nullobj;
+        return AppExecFwk::CreateEtsNull(env);
     }
     ContextUtil::CreateEtsBaseContext(env, cls, contextObj, context);
     TAG_LOGD(AAFwkTag::DELEGATOR, "GetAppContext end");
diff --git a/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator_registry.cpp b/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator_registry.cpp
index 76673d5ff46810a141f12b987de2b6c279614426..05c5bdd71891789bb778efa41926064e3086abb3 100644
--- a/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator_registry.cpp
+++ b/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator_registry.cpp
@@ -18,6 +18,7 @@
 #include <memory>
 #include "ability_delegator.h"
 #include "ability_delegator_registry.h"
+#include "ani_common_util.h"
 #include "ets_ability_delegator.h"
 #include "ets_ability_delegator_utils.h"
 #include "ets_native_reference.h"
@@ -39,34 +40,34 @@ static ani_object GetAbilityDelegator(ani_env *env)
 {
     if (env == nullptr) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "null env");
-        return {};
+        return nullptr;
     }
 
     std::lock_guard<std::mutex> lock(etsReferenceMutex);
     auto delegator = AppExecFwk::AbilityDelegatorRegistry::GetAbilityDelegator(AbilityRuntime::Runtime::Language::ETS);
     if (delegator == nullptr) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "null delegator");
-        return {};
+        return AppExecFwk::CreateEtsNull(env);
     }
 
     if (etsReference == nullptr) {
         ani_object value = CreateEtsAbilityDelegator(env);
         if (value == nullptr) {
             TAG_LOGE(AAFwkTag::DELEGATOR, "value is nullptr");
-            return {};
+            return AppExecFwk::CreateEtsNull(env);
         }
         ani_boolean isValue = false;
         env->Reference_IsNullishValue(value, &isValue);
         if (isValue) {
             TAG_LOGE(AAFwkTag::DELEGATOR, "Reference_IsNullishValue");
-            return {};
+            return AppExecFwk::CreateEtsNull(env);
         }
         etsReference = std::make_unique<AppExecFwk::ETSNativeReference>();
         ani_ref result = nullptr;
         auto status = env->GlobalReference_Create(value, &(result));
         if (status != ANI_OK) {
             TAG_LOGE(AAFwkTag::DELEGATOR, "Create Gloabl ref for delegator failed %{public}d", status);
-            return {};
+            return AppExecFwk::CreateEtsNull(env);
         }
         etsReference->aniObj = static_cast<ani_object>(result);
         return etsReference->aniObj;
@@ -79,13 +80,13 @@ static ani_object GetArguments(ani_env *env)
 {
     if (env == nullptr) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "null env");
-        return {};
+        return nullptr;
     }
 
     auto abilityDelegatorArgs = AppExecFwk::AbilityDelegatorRegistry::GetArguments();
     if (abilityDelegatorArgs == nullptr) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "get argument failed");
-        return {};
+        return AppExecFwk::CreateEtsNull(env);
     }
 
     return CreateEtsAbilityDelegatorArguments(env, abilityDelegatorArgs);
diff --git a/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator_utils.cpp b/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator_utils.cpp
index e5ad56d26808529e9f2e01dde1972bef71d779e1..026511a74338ce2a7857c42425090e7de2455c63 100644
--- a/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator_utils.cpp
+++ b/frameworks/ets/ani/ability_delegator/src/ets_ability_delegator_utils.cpp
@@ -16,6 +16,7 @@
 #include "ets_ability_delegator_utils.h"
 
 #include <map>
+#include "ani_common_util.h"
 #include "ets_ability_delegator.h"
 #include "hilog_tag_wrapper.h"
 
@@ -312,14 +313,14 @@ ani_object CreateEtsAbilityDelegatorArguments(
     TAG_LOGD(AAFwkTag::DELEGATOR, "CreateJsAbilityDelegatorArguments");
     if (aniEnv == nullptr || abilityDelegatorArgs == nullptr) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "null aniEnv or abilityDelegatorArgs");
-        return {};
+        return nullptr;
     }
     ani_class arguments = nullptr;
     ani_status status = ANI_ERROR;
     status = aniEnv->FindClass(ARGS_ABILITY_DELEGATOR_CLASS_NAME, &arguments);
     if (status != ANI_OK) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "find abilityDelegatorArgs failed status: %{public}d", status);
-        return {};
+        return AppExecFwk::CreateEtsNull(aniEnv);
     }
     TAG_LOGD(AAFwkTag::DELEGATOR, "find AbilityDelegatorArgs success");
 
@@ -327,7 +328,7 @@ ani_object CreateEtsAbilityDelegatorArguments(
     status = aniEnv->Class_FindMethod(arguments, "<ctor>", ":V", &method);
     if (status != ANI_OK) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "Class_FindMethod ctor failed status: %{public}d", status);
-        return {};
+        return AppExecFwk::CreateEtsNull(aniEnv);
     }
     TAG_LOGD(AAFwkTag::DELEGATOR, "Class_FindMethod ctor success");
 
@@ -335,7 +336,7 @@ ani_object CreateEtsAbilityDelegatorArguments(
     status = aniEnv->Object_New(arguments, method, &argumentObject);
     if (status != ANI_OK) {
         TAG_LOGE(AAFwkTag::DELEGATOR, "Object_New failed status: %{public}d", status);
-        return {};
+        return AppExecFwk::CreateEtsNull(aniEnv);
     }
     TAG_LOGD(AAFwkTag::DELEGATOR, "Object_New success");
 
diff --git a/frameworks/ets/ani/ani_common/include/ani_common_util.h b/frameworks/ets/ani/ani_common/include/ani_common_util.h
index 46cbac98b79a885252b7286cdc3ae8594e8b6dc8..d92c63419fa31e21d8a69919caecbda6d28fa6f1 100644
--- a/frameworks/ets/ani/ani_common/include/ani_common_util.h
+++ b/frameworks/ets/ani/ani_common/include/ani_common_util.h
@@ -56,6 +56,8 @@ ani_object CreateDouble(ani_env *env, ani_double value);
 ani_object CreateBoolean(ani_env *env, ani_boolean value);
 ani_object CreateLong(ani_env *env, ani_long value);
 ani_object CreateInt(ani_env *env, ani_int value);
+ani_object CreateEtsNull(ani_env *env);
+ani_object CreateEtsUndefine(ani_env *env);
 
 bool AsyncCallback(ani_env *env, ani_object call, ani_object error, ani_object result);
 bool GetPropertyRef(ani_env *env, ani_object obj, const char *name, ani_ref &ref, ani_boolean &isUndefined);
diff --git a/frameworks/ets/ani/ani_common/src/ani_common_util.cpp b/frameworks/ets/ani/ani_common/src/ani_common_util.cpp
index 9f6c032d3ff7f4ba075c966bfed7536743df6e99..315efbeb8c7872392a0bdbe4493ecf5d93f99b2a 100644
--- a/frameworks/ets/ani/ani_common/src/ani_common_util.cpp
+++ b/frameworks/ets/ani/ani_common/src/ani_common_util.cpp
@@ -526,6 +526,27 @@ ani_object CreateBoolean(ani_env *env, ani_boolean value)
     }
     return obj;
 }
+ani_object CreateEtsNull(ani_env *env)
+{
+    if (env == nullptr) {
+        TAG_LOGE(AAFwkTag::ANI, "null env");
+        return nullptr;
+    }
+    ani_ref ref = nullptr;
+    env->GetNull(&ref);
+    return reinterpret_cast<ani_object>(ref);
+}
+
+ani_object CreateEtsUndefine(ani_env *env)
+{
+    if (env == nullptr) {
+        TAG_LOGE(AAFwkTag::ANI, "null env");
+        return nullptr;
+    }
+    ani_ref ref = nullptr;
+    env->GetUndefined(&ref);
+    return reinterpret_cast<ani_object>(ref);
+}
 
 ani_object CreateLong(ani_env *env, ani_long value)
 {
diff --git a/frameworks/ets/ani/ani_common/src/ets_context_utils.cpp b/frameworks/ets/ani/ani_common/src/ets_context_utils.cpp
index 858c33c7c3860175d3ef4cc4f409a3764ead2ca1..1b9c1904d9866617b0ef7f503da0e0f1509926ec 100644
--- a/frameworks/ets/ani/ani_common/src/ets_context_utils.cpp
+++ b/frameworks/ets/ani/ani_common/src/ets_context_utils.cpp
@@ -455,45 +455,39 @@ ani_object NativeCreateDisplayContext(ani_env *env, ani_object aniObj, ani_long
         TAG_LOGE(AAFwkTag::APPKIT, "null env");
         return nullptr;
     }
-    ani_ref undefRef = nullptr;
-    ani_status status = env->GetUndefined(&undefRef);
-    if (status != ANI_OK) {
-        TAG_LOGE(AAFwkTag::ABILITY, "GetUndefined failed %{public}d", status);
-        return nullptr;
-    }
 #ifdef SUPPORT_GRAPHICS
     auto context = GetBaseContext(env, aniObj);
     if (context == nullptr) {
         TAG_LOGE(AAFwkTag::APPKIT, "null context");
         EtsErrorUtil::ThrowRuntimeError(env, ERR_ABILITY_RUNTIME_EXTERNAL_INVALID_PARAMETER);
-        return reinterpret_cast<ani_object>(undefRef);
+        return AppExecFwk::CreateEtsUndefine(env);
     }
     if (displayId < 0) {
         TAG_LOGE(AAFwkTag::APPKIT, "displayId is invalid, less than 0");
         EtsErrorUtil::ThrowRuntimeError(env, ERR_ABILITY_RUNTIME_EXTERNAL_INVALID_PARAMETER);
-        return reinterpret_cast<ani_object>(undefRef);
+        return AppExecFwk::CreateEtsUndefine(env);
     }
     uint64_t validDisplayId = static_cast<uint64_t>(displayId);
     auto displayContext = context->CreateDisplayContext(validDisplayId);
     if (displayContext == nullptr) {
         TAG_LOGE(AAFwkTag::APPKIT, "Failed to create displayContext");
-        return reinterpret_cast<ani_object>(undefRef);
+        return AppExecFwk::CreateEtsUndefine(env);
     }
     ani_class contextClass = nullptr;
-    status = env->FindClass(CONTEXT_CLASS_NAME, &contextClass);
+    ani_status status = env->FindClass(CONTEXT_CLASS_NAME, &contextClass);
     if (status != ANI_OK || contextClass == nullptr) {
         TAG_LOGE(AAFwkTag::APPKIT, "FindClass Context failed, status: %{public}d", status);
         EtsErrorUtil::ThrowInvalidParamError(env, "FindClass failed");
-        return reinterpret_cast<ani_object>(undefRef);
+        return AppExecFwk::CreateEtsUndefine(env);
     }
     ani_object displayContextObj = CreateContextObject(env, contextClass, displayContext);
     if (displayContextObj == nullptr) {
         TAG_LOGE(AAFwkTag::APPKIT, "null contextObj");
-        return reinterpret_cast<ani_object>(undefRef);
+        return AppExecFwk::CreateEtsUndefine(env);
     }
     return displayContextObj;
 #else
-    return reinterpret_cast<ani_object>(undefRef);
+    return AppExecFwk::CreateEtsUndefine(env);
 #endif
 }