From 951d74dd0d7521d35d4e7014630638fa1bbdc5c8 Mon Sep 17 00:00:00 2001
From: xialiangwei <2049500708@qq.com>
Date: Wed, 6 May 2026 15:40:27 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8Dstring=E7=B1=BB=E5=9E=8B?=
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Signed-off-by: xialiangwei <2049500708@qq.com>
---
 frameworks/c/ability_runtime/src/mo_dispatcher_param_codec.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/frameworks/c/ability_runtime/src/mo_dispatcher_param_codec.cpp b/frameworks/c/ability_runtime/src/mo_dispatcher_param_codec.cpp
index bc64ce8ac3..dbb6d57b65 100644
--- a/frameworks/c/ability_runtime/src/mo_dispatcher_param_codec.cpp
+++ b/frameworks/c/ability_runtime/src/mo_dispatcher_param_codec.cpp
@@ -504,7 +504,8 @@ AbilityRuntime_ErrorCode MoDispatcherParamCodec::WriteRawValue(MessageParcel& pa
         case OH_ABILITY_RUNTIME_MO_DISPATCHER_VT_F64:
             return CheckWrite(parcel.WriteDouble(value->u.f64Val));
         case OH_ABILITY_RUNTIME_MO_DISPATCHER_VT_STRING:
-            return CheckWrite(parcel.WriteString(value->u.bstrVal == nullptr ? "" : value->u.bstrVal));
+            std::string strVal(value->u.bstrVal != nullptr ? value->u.bstrVal : "");
+            return CheckWrite(parcel.WriteString(strVal));
         case OH_ABILITY_RUNTIME_MO_DISPATCHER_VT_ENUM:
             return CheckWrite(parcel.WriteInt32(value->u.enumVal));
         default: