diff --git a/utils/src/b_error/b_excep_utils.cpp b/utils/src/b_error/b_excep_utils.cpp
index 032f51b34e171014a63c918a4c6d139f017019b5..9af76541fac1d2f126d82a3a6c17647da6ae9361 100644
--- a/utils/src/b_error/b_excep_utils.cpp
+++ b/utils/src/b_error/b_excep_utils.cpp
@@ -16,6 +16,13 @@
 #include "b_error/b_excep_utils.h"
 
 #include <string_view>
+#include <cstdlib>
+#ifdef _WIN32
+#include <windows.h>
+#else
+#include <climits>
+#include <sys/mman.h>
+#endif
 
 #include "b_resources/b_constants.h"
 #include "cxx.h"
@@ -27,11 +34,10 @@ using namespace std;
 void BExcepUltils::VerifyPath(const string_view &path, bool isExtension)
 {
     try {
-        auto ret = canonicalize(path.data());
-        string absPath = ret.c_str();
+        string absPath = BExcepUltils::Canonicalize(path);
         if (isExtension &&
             absPath.find(string(BConstants::PATH_BUNDLE_BACKUP_HOME)
-            .append(BConstants::SA_BUNDLE_BACKUP_RESTORE)) == std::string::npos) {
+            .append(BConstants::SA_BUNDLE_BACKUP_RESTORE)) == string::npos) {
             throw BError(BError::Codes::EXT_INVAL_ARG, "Invalid path, not in backup restore path");
         }
     } catch (const rust::Error &e) {
@@ -42,8 +48,21 @@ void BExcepUltils::VerifyPath(const string_view &path, bool isExtension)
 string BExcepUltils::Canonicalize(const string_view &path)
 {
     try {
-        auto ret = canonicalize(path.data());
-        return ret.c_str();
+        char full_path[PATH_MAX] = {0};
+	    //1.转换绝对路径到dir
+#ifdef _WIN32
+        _fullpath(full_path, path.data(), PATH_MAX);
+#else
+        realpath(path.data(), full_path);
+#endif
+        //2.替换绝对路径中的'\'为'/'
+        //因为上述方法转换出来的绝对路径之间会以'\'分隔，例如“C:\user\desktop”,字符串处理遇到'\'一般会报错，下面一行代码将'\'全部替换为'/'
+        // for (int i = 0; full_path[i] != 0 && i < MAX_PATH_LEN; i++) {
+        //     if (full_path[i] == 92) {
+        //         full_path[i] = '/';
+        //     }
+        // }
+        return string(full_path);
     } catch (const rust::Error &e) {
         throw BError(BError::Codes::EXT_INVAL_ARG, "Invalid path");
     }