diff --git a/frameworks/jskitsimpl/distributeddata/include/async_call.h b/frameworks/jskitsimpl/distributeddata/include/async_call.h
index e491ea8c71430f960ca5a3ab41f930d85b11a8c3..892ff9c3b615c83860ca20afcb5fbabb6eede698 100644
--- a/frameworks/jskitsimpl/distributeddata/include/async_call.h
+++ b/frameworks/jskitsimpl/distributeddata/include/async_call.h
@@ -91,6 +91,7 @@ private:
     struct AsyncContext {
         std::shared_ptr<Context> ctx = nullptr;
         napi_ref callback = nullptr;
+        napi_ref self = nullptr;
         napi_deferred defer = nullptr;
         napi_async_work work = nullptr;
     };
diff --git a/frameworks/jskitsimpl/distributeddata/src/async_call.cpp b/frameworks/jskitsimpl/distributeddata/src/async_call.cpp
index 4682e1dea1ff041000d7ac22956fec2fdec4cb49..e9add7590048b1c88bd457779c24cdc8ee6be31c 100644
--- a/frameworks/jskitsimpl/distributeddata/src/async_call.cpp
+++ b/frameworks/jskitsimpl/distributeddata/src/async_call.cpp
@@ -39,6 +39,7 @@ AsyncCall::AsyncCall(napi_env env, napi_callback_info info, std::shared_ptr<Cont
     }
     context_->ctx = std::move(context);
     NAPI_CALL_RETURN_VOID(env, (*context_->ctx)(env, argc, argv, self));
+    napi_create_reference(env, self, 1, &context_->self);
 }
 
 AsyncCall::~AsyncCall()
@@ -55,6 +56,10 @@ napi_value AsyncCall::Call(napi_env env, Context::ExecAction exec)
     if (context_ == nullptr) {
         return nullptr;
     }
+    if (context_->ctx == nullptr) {
+        ZLOGD("context_ ctx is null");
+        return nullptr;
+    }
     ZLOGD("async call exec");
     context_->ctx->exec_ = std::move(exec);
     napi_value promise = nullptr;
@@ -139,6 +144,7 @@ void AsyncCall::DeleteContext(napi_env env, AsyncContext *context)
 {
     if (env != nullptr) {
         napi_delete_reference(env, context->callback);
+        napi_delete_reference(env, context->self);
         napi_delete_async_work(env, context->work);
     }
     delete context;
diff --git a/frameworks/jskitsimpl/distributeddata/src/js_util.cpp b/frameworks/jskitsimpl/distributeddata/src/js_util.cpp
index 179cc645a1043def1c25c377affe18e97c6e7c29..cae0f1bfe5194cc74333e52c36d36f28dc1e7920 100644
--- a/frameworks/jskitsimpl/distributeddata/src/js_util.cpp
+++ b/frameworks/jskitsimpl/distributeddata/src/js_util.cpp
@@ -39,6 +39,7 @@ DistributedKv::Options JSUtil::Convert2Options(napi_env env, napi_value jsOption
         napi_get_value_bool(env, value, &options.backup);
     }
     value = nullptr;
+    options.autoSync = false;
     napi_get_named_property(env, jsOptions, "autoSync", &value);
     if (value != nullptr) {
         napi_get_value_bool(env, value, &options.autoSync);