diff --git a/error_manager/error_manager.cc b/error_manager/error_manager.cc
index 2c7a2e1228302ffaa03d4c215c4a5d04e7fed2c9..f786a6ca414eedfbecfe3b51804a246c627d2e08 100644
--- a/error_manager/error_manager.cc
+++ b/error_manager/error_manager.cc
@@ -204,6 +204,10 @@ ErrorManager &ErrorManager::GetInstance() {
 /// @return int 0(success) -1(fail)
 ///
 int32_t ErrorManager::Init(const std::string path) {
+  if (is_init_) {
+    return 0;
+  }
+
   const std::string file_path = path + kErrorCodePath;
   const int32_t ret = ParseJsonFile(file_path);
   if (ret != 0) {
diff --git a/tests/ut/error_manager/testcase/error_manager_unittest.cc b/tests/ut/error_manager/testcase/error_manager_unittest.cc
index 20d1d816698784d2effc7344bbfecbc53dd05843..3b40855dcbd4506fed5d4c80f67c07b0b10401da 100644
--- a/tests/ut/error_manager/testcase/error_manager_unittest.cc
+++ b/tests/ut/error_manager/testcase/error_manager_unittest.cc
@@ -40,8 +40,8 @@ TEST_F(UtestErrorManager, Init_faild) {
   auto &instance = ErrorManager::GetInstance();
   EXPECT_EQ(instance.Init(""), -1);
   instance.is_init_ = true;
-  EXPECT_EQ(instance.Init(""), -1);
-  EXPECT_EQ(instance.Init(), -1);
+  EXPECT_EQ(instance.Init(""), 0);
+  EXPECT_EQ(instance.Init(), 0);
 }
 
 TEST_F(UtestErrorManager, FormatErrorMessage) {