diff --git a/interfaces/kits/js/src/common/ani_helper/type_converter.cpp b/interfaces/kits/js/src/common/ani_helper/type_converter.cpp
index 662006f953758d7a46e3c4f93c76cbf5a17bcd2d..cbafc941ea0edea666c611a27091d8b5a64b684a 100644
--- a/interfaces/kits/js/src/common/ani_helper/type_converter.cpp
+++ b/interfaces/kits/js/src/common/ani_helper/type_converter.cpp
@@ -295,7 +295,9 @@ std::tuple<bool, ani_array> TypeConverter::ToAniStringList(
     }
 
     ani_array result = nullptr;
-    if (env->Array_New(length, nullptr, &result) != ANI_OK) {
+    ani_ref undefined;
+    env->GetUndefined(&undefined);
+    if (env->Array_New(length, undefined, &result) != ANI_OK) {
         return { false, result };
     }
     for (uint32_t i = 0; i < length; i++) {
diff --git a/interfaces/kits/js/src/mod_fs/properties/ani/listfile_ani.cpp b/interfaces/kits/js/src/mod_fs/properties/ani/listfile_ani.cpp
index 79a94260deb339a9259a643134bd87449b8f4abb..84dd373c18c0a24b82150c56f31084059454fa98 100644
--- a/interfaces/kits/js/src/mod_fs/properties/ani/listfile_ani.cpp
+++ b/interfaces/kits/js/src/mod_fs/properties/ani/listfile_ani.cpp
@@ -129,8 +129,8 @@ tuple<bool, optional<vector<string>>> ParseArrayString(ani_env *env, ani_object
         return { true, nullopt };
     }
 
-    ani_double length;
-    if (ANI_OK != env->Object_GetPropertyByName_Double(
+    ani_int length;
+    if (ANI_OK != env->Object_GetPropertyByName_Int(
         static_cast<ani_object>(resultRef), "length", &length) || length == 0) {
         return { false, nullopt };
     }