diff --git a/services/distributedhardwarefwkservice/src/distributed_hardware_manager_factory.cpp b/services/distributedhardwarefwkservice/src/distributed_hardware_manager_factory.cpp
index 5afa2b0fdd2540354ba5b91911ee7fc4678e22a6..c3442a10bd9f6dcad665606e97f6d97e523b556b 100644
--- a/services/distributedhardwarefwkservice/src/distributed_hardware_manager_factory.cpp
+++ b/services/distributedhardwarefwkservice/src/distributed_hardware_manager_factory.cpp
@@ -174,13 +174,13 @@ int32_t DistributedHardwareManagerFactory::LoadLibrary()
 
     handler_ = dlopen(LIB_NAME, RTLD_NOW | RTLD_NODELETE);
     if (handler_ == nullptr) {
-        DHLOGE("open %s failed.", LIB_NAME);
+        DHLOGE("open %s failed, fail reason : %s", LIB_NAME, dlerror());
         return ERR_DH_FWK_HARDWARE_MANAGER_LIB_IMPL_OPEN_FAILED;
     }
 
     auto getManager = reinterpret_cast<GetMgrFunc>(dlsym(handler_, FUNC_GET_INSTANCE.c_str()));
     if (getManager == nullptr) {
-        DHLOGE("can not find %s.", FUNC_GET_INSTANCE.c_str());
+        DHLOGE("can not find %s, failed reason : %s", FUNC_GET_INSTANCE.c_str(), dlerror());
         CloseLibrary();
         return ERR_DH_FWK_HARDWARE_MANAGER_LIB_IMPL_GET_INSTANCE_FAILED;
     }
diff --git a/services/distributedhardwarefwkserviceimpl/src/componentloader/component_loader.cpp b/services/distributedhardwarefwkserviceimpl/src/componentloader/component_loader.cpp
index 8b37b3c8f3a7a2cf87102ee05d3174099b67bda0..41a16ecaf3bd32034878eb7922bbc8efa64da48f 100644
--- a/services/distributedhardwarefwkserviceimpl/src/componentloader/component_loader.cpp
+++ b/services/distributedhardwarefwkserviceimpl/src/componentloader/component_loader.cpp
@@ -150,7 +150,7 @@ void *ComponentLoader::GetHandler(const std::string &soName)
     }
     void *pHandler = dlopen(path, RTLD_LAZY | RTLD_NODELETE);
     if (pHandler == nullptr) {
-        DHLOGE("%s handler load failed.", path);
+        DHLOGE("%s handler load failed, failed reason : %s", path, dlerror());
         HiSysEventWriteMsg(DHFWK_INIT_FAIL, OHOS::HiviewDFX::HiSysEvent::EventType::FAULT,
             "dhfwk so open failed, soname : " + soName);
         return nullptr;
@@ -180,7 +180,7 @@ int32_t ComponentLoader::GetHardwareHandler(const DHType dhType, IHardwareHandle
     GetHardwareClass getHardwareClassHandler = (GetHardwareClass)dlsym(compHandlerMap_[dhType].hardwareHandler,
         COMPONENT_LOADER_GET_HARDWARE_HANDLER.c_str());
     if (getHardwareClassHandler == nullptr) {
-        DHLOGE("get getHardwareClassHandler is null.");
+        DHLOGE("get getHardwareClassHandler is null, failed reason : %s", dlerror());
         dlclose(compHandlerMap_[dhType].hardwareHandler);
         compHandlerMap_[dhType].hardwareHandler = nullptr;
         return ERR_DH_FWK_LOADER_HANDLER_IS_NULL;
@@ -199,7 +199,7 @@ int32_t ComponentLoader::GetSource(const DHType dhType, IDistributedHardwareSour
     GetSourceHardwareClass getSourceHardClassHandler = (GetSourceHardwareClass)dlsym(
         compHandlerMap_[dhType].sourceHandler, COMPONENT_LOADER_GET_SOURCE_HANDLER.c_str());
     if (getSourceHardClassHandler == nullptr) {
-        DHLOGE("get getSourceHardClassHandler is null.");
+        DHLOGE("get getSourceHardClassHandler is null, failed reason : %s", dlerror());
         dlclose(compHandlerMap_[dhType].sourceHandler);
         compHandlerMap_[dhType].sourceHandler = nullptr;
         return ERR_DH_FWK_LOADER_HANDLER_IS_NULL;
@@ -218,7 +218,7 @@ int32_t ComponentLoader::GetSink(const DHType dhType, IDistributedHardwareSink *
     GetSinkHardwareClass getSinkHardwareClassHandler =
         (GetSinkHardwareClass)dlsym(compHandlerMap_[dhType].sinkHandler, COMPONENT_LOADER_GET_SINK_HANDLER.c_str());
     if (getSinkHardwareClassHandler == nullptr) {
-        DHLOGE("get getSinkHardwareClassHandler is null.");
+        DHLOGE("get getSinkHardwareClassHandler is null, failed reason : %s", dlerror());
         dlclose(compHandlerMap_[dhType].sinkHandler);
         compHandlerMap_[dhType].sinkHandler = nullptr;
         return ERR_DH_FWK_LOADER_HANDLER_IS_NULL;
diff --git a/services/distributedhardwarefwkserviceimpl/src/utils/dh_context.cpp b/services/distributedhardwarefwkserviceimpl/src/utils/dh_context.cpp
index 13744cba4b4094b40eb7343a220801bcee9cc6a2..8f48c19963251863810cfa194b0bc3eba5354d9b 100644
--- a/services/distributedhardwarefwkserviceimpl/src/utils/dh_context.cpp
+++ b/services/distributedhardwarefwkserviceimpl/src/utils/dh_context.cpp
@@ -90,7 +90,8 @@ std::string DHContext::GetNetworkIdByUUID(const std::string &uuid)
     return onlineDeviceMap_[uuid];
 }
 
-std::string DHContext::GetUUIDByNetworkId(const std::string &networkId) {
+std::string DHContext::GetUUIDByNetworkId(const std::string &networkId)
+{
     std::unique_lock<std::shared_mutex> lock(onlineDevMutex_);
     auto iter = std::find_if(onlineDeviceMap_.begin(), onlineDeviceMap_.end(),
         [networkId](const auto &item) {return networkId.compare(item.second) == 0; });