diff --git a/frameworks/js/napi/file_access_module/napi_fileaccess_helper.cpp b/frameworks/js/napi/file_access_module/napi_fileaccess_helper.cpp
index 06d5b947d6916fbc777d4e5c878f273a3de5e116..0ba439e72ac8627f2da51860bd9a538751874d9e 100644
--- a/frameworks/js/napi/file_access_module/napi_fileaccess_helper.cpp
+++ b/frameworks/js/napi/file_access_module/napi_fileaccess_helper.cpp
@@ -224,6 +224,7 @@ napi_value NAPI_GetFileAccessAbilityInfo(napi_env env, napi_callback_info info)
         return NError(ret);
     };
     auto cbComplete = [result](napi_env env, NError err) -> NVal {
+        HILOG_INFO("cbComplete in");
         if (err) {
             return { env, err.GetNapiErr(env) };
         }
diff --git a/interfaces/inner_api/file_access/src/file_access_ext_proxy.cpp b/interfaces/inner_api/file_access/src/file_access_ext_proxy.cpp
index 09273855d87f2024821b26a5ebe5201b5b278a13..3c0b1c48a938827618a7c55934514917ccbfd97a 100644
--- a/interfaces/inner_api/file_access/src/file_access_ext_proxy.cpp
+++ b/interfaces/inner_api/file_access/src/file_access_ext_proxy.cpp
@@ -585,6 +585,7 @@ int FileAccessExtProxy::ListFile(const FileInfo &fileInfo, const int64_t offset,
 
     int ret = WriteFileFilterFuncArguments(data, std::make_tuple(&fileInfo, offset, &filter, &memInfo));
     if (ret != ERR_OK) {
+        HILOG_ERROR("fail to WriteFileFilterFuncArguments. err: %{public}d", ret);
         return ret;
     }
 
diff --git a/interfaces/inner_api/file_access/src/file_access_ext_stub.cpp b/interfaces/inner_api/file_access/src/file_access_ext_stub.cpp
index c341a4ad15a6ee8bc635ce7fe07021d67eb2b351..8bb930072b5d0abb6d11a3d21b171fd27c9225e8 100644
--- a/interfaces/inner_api/file_access/src/file_access_ext_stub.cpp
+++ b/interfaces/inner_api/file_access/src/file_access_ext_stub.cpp
@@ -438,10 +438,12 @@ ErrCode FileAccessExtStub::CmdListFile(MessageParcel &data, MessageParcel &reply
 
     std::tie(ret, fileInfo, offset, filter, memInfo) = ReadFileFilterFuncArguments(data);
     if (ret != ERR_OK) {
+        HILOG_ERROR(" failed to ReadFileFilterFuncArguments");
         return ret;
     }
     ret = SharedMemoryOperation::MapSharedMemory(*memInfo);
     if (ret != ERR_OK) {
+        HILOG_ERROR("failed to MapSharedMemory");
         return ret;
     }
 
diff --git a/interfaces/inner_api/file_access/src/file_access_helper.cpp b/interfaces/inner_api/file_access/src/file_access_helper.cpp
index 6bbd80be4e01d9ed1590fee7abc321c7bbb533af..4837e2fa282847349c994fdd8ccf878d138c002e 100644
--- a/interfaces/inner_api/file_access/src/file_access_helper.cpp
+++ b/interfaces/inner_api/file_access/src/file_access_helper.cpp
@@ -932,6 +932,7 @@ int FileAccessHelper::GetRegisteredFileAccessExtAbilityInfo(std::vector<AAFwk::W
 {
     UserAccessTracer trace;
     trace.Start("GetRegisteredFileAccessExtAbilityInfo");
+    HILOG_INFO("GetRegisteredFileAccessExtAbilityInfo start.");
     if (!IsSystemApp()) {
         HILOG_ERROR("FileAccessHelper::GetRoots check IsSystemAppByFullTokenID failed");
         return E_PERMISSION_SYS;
@@ -945,6 +946,7 @@ int FileAccessHelper::GetRegisteredFileAccessExtAbilityInfo(std::vector<AAFwk::W
     }
     bool ret = bm->QueryExtensionAbilityInfos(
         AppExecFwk::ExtensionAbilityType::FILEACCESS_EXTENSION, GetUserId(), extensionInfos);
+    HILOG_INFO("QueryExtensionAbilityInfos end.");
     if (!ret) {
         HILOG_ERROR("FileAccessHelper::GetRegisteredFileAccessExtAbilityInfo QueryExtensionAbilityInfos error");
         return E_GETINFO;
diff --git a/interfaces/kits/native/recent/recent_n_exporter.cpp b/interfaces/kits/native/recent/recent_n_exporter.cpp
index 1695d1581733880a1f9a37b4a1a440ecc2784861..85af5524f4da17fdd94a139638d61960bf954895 100644
--- a/interfaces/kits/native/recent/recent_n_exporter.cpp
+++ b/interfaces/kits/native/recent/recent_n_exporter.cpp
@@ -164,7 +164,7 @@ static void Deleter(struct NameListArg *arg)
         (arg->namelist)[i] = nullptr;
     }
     free(arg->namelist);
-    free(arg);
+    delete arg;
     arg = nullptr;
 }
 
diff --git a/interfaces/kits/picker/picker.js b/interfaces/kits/picker/picker.js
index 6ca1b034a5136a621c3406d7f2ae1ae838835447..395c6fc3578e80b62574fd2946ff7a10d9aa9e77 100644
--- a/interfaces/kits/picker/picker.js
+++ b/interfaces/kits/picker/picker.js
@@ -553,7 +553,7 @@ function getSelectedSuffixIndex() {
 async function sendResult(args, result) {
   try {
     if (result === undefined) {
-      console.log('[picker] modal picker: result is undefined.');
+      console.log('[picker] result is undefined.');
       return undefined;
     }
     if (args.length === ARGS_TWO && typeof args[ARGS_ONE] === 'function') {
diff --git a/services/file_extension_hap/entry/src/main/ets/FileExtensionAbility/Common.ts b/services/file_extension_hap/entry/src/main/ets/FileExtensionAbility/Common.ts
index d8e2c59d44fb123d3c80939b2e5c77590cc9e190..51cd8b8f810e86b60b497ee0945ec2d4319dd9dc 100644
--- a/services/file_extension_hap/entry/src/main/ets/FileExtensionAbility/Common.ts
+++ b/services/file_extension_hap/entry/src/main/ets/FileExtensionAbility/Common.ts
@@ -26,7 +26,7 @@ function checkUri(uri: string): boolean {
       hilog.info(DOMAIN_CODE, TAG, 'uri is ' + uri);
       return true;
     } else {
-      hilog.error(DOMAIN_CODE, TAG, 'checkUri error, uri is ' + uri);
+      hilog.error(DOMAIN_CODE, TAG, 'checkUri failed, uri is ' + uri);
       return false;
     }
   } catch (error) {
@@ -40,7 +40,7 @@ function getPath(uri): string {
   let arr = uri.split(sep);
   let minLength = 2;
   if (arr.length < minLength) {
-    hilog.error(DOMAIN_CODE, TAG, 'getPath-parameter-uri format exception, uri is' + uri);
+    hilog.error(DOMAIN_CODE, TAG, 'getPath-parameter-uri format exception, uri is:' + uri);
     return '';
   }
   let path = uri.replace(arr[0] + sep, '');
diff --git a/services/file_extension_hap/entry/src/main/ets/FileExtensionAbility/FileExtensionAbility.ts b/services/file_extension_hap/entry/src/main/ets/FileExtensionAbility/FileExtensionAbility.ts
index 0a5283064047df1bc3d1d391faff099483092074..d052f11631ba0fd5abaeba3a1a0b91a488063f50 100644
--- a/services/file_extension_hap/entry/src/main/ets/FileExtensionAbility/FileExtensionAbility.ts
+++ b/services/file_extension_hap/entry/src/main/ets/FileExtensionAbility/FileExtensionAbility.ts
@@ -811,7 +811,7 @@ export default class FileExtAbility extends Extension {
       try {
         roots = roots.concat(getHmdfsPath());
       } catch (e) {
-        hilog.info(DOMAIN_CODE, TAG, 'getRoots errorcode: ' + e.code, ' message: ' + e.message);
+        hilog.info(DOMAIN_CODE, TAG, 'getRoots failed errorcode: ' + e.code, ' message: ' + e.message);
       }
 
       return rootsReturnObject(roots, ERR_OK);
diff --git a/utils/file_util.h b/utils/file_util.h
index 32487323b07cd6f52fbc6d30c72d3722499cb7f5..e937c8e4b56c597b8fbf8c73d5512e94d453c379 100644
--- a/utils/file_util.h
+++ b/utils/file_util.h
@@ -57,7 +57,7 @@ static void Deleter(struct NameListArg *arg)
         (arg->namelist)[i] = nullptr;
     }
     free(arg->namelist);
-    free(arg);
+    delete arg;
     arg = nullptr;
 }