diff --git a/parser/common/acl_graph_parser_util.cc b/parser/common/acl_graph_parser_util.cc
index 7f1261c..0e1dc4b 100644
--- a/parser/common/acl_graph_parser_util.cc
+++ b/parser/common/acl_graph_parser_util.cc
@@ -183,7 +183,7 @@ void AclGraphParserUtil::SaveCustomCaffeProtoPath() {
     path = path_env;
     GELOGI("Get custom proto path from env : %s", path_env);
   }
-  if (mmIsDir((path + "/vendors").c_str()) != EN_OK) {
+  if (mmIsDir((path + "/built-in").c_str()) != EN_OK) {
     ge::GetParserContext().custom_proto_path = path + "framework/custom/caffe/";
   } else {
     ge::GetParserContext().custom_proto_path = path + "vendors/customize/framework/caffe/";
diff --git a/parser/common/tbe_plugin_loader.cc b/parser/common/tbe_plugin_loader.cc
index 906b7ce..73f0a09 100644
--- a/parser/common/tbe_plugin_loader.cc
+++ b/parser/common/tbe_plugin_loader.cc
@@ -45,6 +45,7 @@
 namespace ge {
 namespace {
 const char_t *const kOppEnvName = "ASCEND_OPP_PATH";
+const char_t *const kBuiltIn = "built-in";     // opp built-in directory name
 const char_t *const kVendors = "vendors";      // opp vendors directory name
 const char_t *const kConfig = "config.ini";    // opp vendors config file name
 const size_t kVendorConfigPartsCount = 2U;
@@ -137,14 +138,17 @@ Status TBEPluginLoader::GetOppPath(std::string &opp_path) {
 }
 
 bool TBEPluginLoader::IsNewOppPathStruct(const std::string &opp_path) {
-  return mmIsDir((opp_path + kVendors).c_str()) == EN_OK;
+  return mmIsDir((opp_path + kBuiltIn).c_str()) == EN_OK;
 }
 
 Status TBEPluginLoader::GetOppPluginVendors(const std::string &vendors_config, std::vector<std::string> &vendors) {
   GELOGI("Enter get opp plugin config file schedule");
-  GE_ASSERT_TRUE(!vendors_config.empty(), "[Check]Value of vendors_config should not be empty!");
+  GELOGI("Config file is '%s'", vendors_config.c_str());
   std::ifstream config(vendors_config);
-  GE_ASSERT_TRUE(config.good(), "File '%s' open failed!", vendors_config.c_str());
+  if (!config.good()) {
+    GELOGI("Can not open file '%s'!", vendors_config.c_str());
+    return FAILED;
+  }
   std::string content;
   std::getline(config, content);
   config.close();
@@ -161,10 +165,9 @@ Status TBEPluginLoader::GetOppPluginPathOld(const std::string &opp_path,
                                             std::string &plugin_path,
                                             const std::string &path_fmt_custom) {
   GELOGI("Enter get opp plugin path old schedule");
-  const std::string &fmt_builtin = path_fmt;
   const std::string &fmt_custom  = path_fmt_custom.empty() ? path_fmt : path_fmt_custom;
   plugin_path = (opp_path + std::regex_replace(fmt_custom, std::regex("%s"), "custom") + ":")
-              + (opp_path + std::regex_replace(fmt_builtin, std::regex("%s"), "built-in"));
+              + (opp_path + std::regex_replace(path_fmt, std::regex("%s"), "built-in"));
   return SUCCESS;
 }
 
@@ -175,13 +178,15 @@ Status TBEPluginLoader::GetOppPluginPathNew(const std::string &opp_path,
   GELOGI("Enter get opp plugin path new schedule");
   const std::string vendors_config = opp_path + kVendors + "/" + kConfig;
   std::vector<std::string> vendors;
-  GE_ASSERT_TRUE(GetOppPluginVendors(vendors_config, vendors) == SUCCESS, "Failed to get opp plugin vendors!");
-  const std::string &fmt_builtin = path_fmt;
-  const std::string &fmt_custom  = path_fmt_custom.empty() ? path_fmt : path_fmt_custom;
-  for (const auto &vendor : vendors) {
-    plugin_path += opp_path + kVendors + "/" + std::regex_replace(fmt_custom, std::regex("%s"), vendor) + ":";
+  if (GetOppPluginVendors(vendors_config, vendors) != SUCCESS) {
+    GELOGI("Can not get opp plugin vendors!");
+  } else {
+    const std::string &fmt_custom  = path_fmt_custom.empty() ? path_fmt : path_fmt_custom;
+    for (const auto &vendor : vendors) {
+      plugin_path += opp_path + kVendors + "/" + std::regex_replace(fmt_custom, std::regex("%s"), vendor) + ":";
+    }
   }
-  plugin_path += opp_path + std::regex_replace(fmt_builtin, std::regex("%s"), "built-in");
+  plugin_path += opp_path + std::regex_replace(path_fmt, std::regex("%s"), "built-in");
   return SUCCESS;
 }
 
diff --git a/tests/st/testcase/test_tensorflow_parser.cc b/tests/st/testcase/test_tensorflow_parser.cc
index 07eccd9..6e09fc9 100644
--- a/tests/st/testcase/test_tensorflow_parser.cc
+++ b/tests/st/testcase/test_tensorflow_parser.cc
@@ -4379,8 +4379,8 @@ TEST_F(STestTensorflowParser, test_plugin_manager_GetOpsProtoPath_01) {
   opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
 
-  std::string path_vendors = opp_path + "vendors";
-  system(("rm -rf " + path_vendors).c_str());
+  std::string path_builtin = opp_path + "built-in";
+  system(("rm -rf " + path_builtin).c_str());
 
   std::string opsproto_path;
   Status ret = TBEPluginLoader::GetOpsProtoPath(opsproto_path);
@@ -4395,8 +4395,10 @@ TEST_F(STestTensorflowParser, test_plugin_manager_GetOpsProtoPath_02) {
   opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
 
+  std::string path_builtin = opp_path + "built-in";
   std::string path_vendors = opp_path + "vendors";
   std::string path_config = path_vendors + "/config.ini";
+  system(("mkdir -p " + path_builtin).c_str());
   system(("mkdir -p " + path_vendors).c_str());
   system(("echo 'load_priority=customize,mdc,lhisi' > " + path_config).c_str());
 
@@ -4416,8 +4418,8 @@ TEST_F(STestTensorflowParser, test_plugin_manager_GetCustomOpPath_01) {
   opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
 
-  std::string path_vendors = opp_path + "vendors";
-  system(("rm -rf " + path_vendors).c_str());
+  std::string path_builtin = opp_path + "built-in";
+  system(("rm -rf " + path_builtin).c_str());
 
   std::string customop_path;
   TBEPluginLoader::GetCustomOpPath(customop_path);
@@ -4429,8 +4431,10 @@ TEST_F(STestTensorflowParser, test_plugin_manager_GetCustomOpPath_02) {
   opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
 
+  std::string path_builtin = opp_path + "built-in";
   std::string path_vendors = opp_path + "vendors";
   std::string path_config = path_vendors + "/config.ini";
+  system(("mkdir -p " + path_builtin).c_str());
   system(("mkdir -p " + path_vendors).c_str());
   system(("echo 'load_priority=customize,mdc,lhisi' > " + path_config).c_str());
 
diff --git a/tests/ut/parser/testcase/tensorflow_parser_testcase/tensorflow_parser_unittest.cc b/tests/ut/parser/testcase/tensorflow_parser_testcase/tensorflow_parser_unittest.cc
index ab86e2e..8f66aed 100644
--- a/tests/ut/parser/testcase/tensorflow_parser_testcase/tensorflow_parser_unittest.cc
+++ b/tests/ut/parser/testcase/tensorflow_parser_testcase/tensorflow_parser_unittest.cc
@@ -4866,8 +4866,8 @@ TEST_F(UtestTensorflowParser, test_plugin_manager_GetOpsProtoPath_01) {
   opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
 
-  std::string path_vendors = opp_path + "vendors";
-  system(("rm -rf " + path_vendors).c_str());
+  std::string path_builtin = opp_path + "built-in";
+  system(("rm -rf " + path_builtin).c_str());
 
   std::string opsproto_path;
   Status ret = TBEPluginLoader::GetOpsProtoPath(opsproto_path);
@@ -4882,8 +4882,10 @@ TEST_F(UtestTensorflowParser, test_plugin_manager_GetOpsProtoPath_02) {
   opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
 
+  std::string path_builtin = opp_path + "built-in";
   std::string path_vendors = opp_path + "vendors";
   std::string path_config = path_vendors + "/config.ini";
+  system(("mkdir -p " + path_builtin).c_str());
   system(("mkdir -p " + path_vendors).c_str());
   system(("echo 'load_priority=customize,mdc,lhisi' > " + path_config).c_str());
 
@@ -4903,8 +4905,8 @@ TEST_F(UtestTensorflowParser, test_plugin_manager_GetCustomOpPath_01) {
   opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
 
-  std::string path_vendors = opp_path + "vendors";
-  system(("rm -rf " + path_vendors).c_str());
+  std::string path_builtin = opp_path + "built-in";
+  system(("rm -rf " + path_builtin).c_str());
 
   std::string customop_path;
   TBEPluginLoader::GetCustomOpPath(customop_path);
@@ -4916,8 +4918,10 @@ TEST_F(UtestTensorflowParser, test_plugin_manager_GetCustomOpPath_02) {
   opp_path = opp_path.substr(0, opp_path.rfind("/") + 1);
   setenv("ASCEND_OPP_PATH", opp_path.c_str(), 1);
 
+  std::string path_builtin = opp_path + "built-in";
   std::string path_vendors = opp_path + "vendors";
   std::string path_config = path_vendors + "/config.ini";
+  system(("mkdir -p " + path_builtin).c_str());
   system(("mkdir -p " + path_vendors).c_str());
   system(("echo 'load_priority=customize,mdc,lhisi' > " + path_config).c_str());