diff --git a/ge/common/helper/model_helper.cc b/ge/common/helper/model_helper.cc
index 82449ff3..02c0a8f0 100644
--- a/ge/common/helper/model_helper.cc
+++ b/ge/common/helper/model_helper.cc
@@ -891,6 +891,7 @@ Status ModelTool::GetModelInfoFromOm(const char *model_file, ge::proto::ModelDef
       model.model_data = nullptr;
     }
   };
+  GE_MAKE_GUARD(release, callback);
 
   uint8_t *model_data = nullptr;
   uint32_t model_len = 0;
@@ -903,17 +904,17 @@ Status ModelTool::GetModelInfoFromOm(const char *model_file, ge::proto::ModelDef
     return ret;
   }
 
-  OmFileLoadHelper omFileLoadHelper;
-  ret = omFileLoadHelper.Init(model_data, model_len);
-  if (ret != ge::GRAPH_SUCCESS) {
+  OmFileLoadHelper om_load_helper;
+  ret = om_load_helper.Init(model_data, model_len);
+  if (ret != SUCCESS) {
     ErrorManager::GetInstance().ATCReportErrMessage("E19021", {"reason"}, {"Om file init failed"});
     GELOGE(ge::FAILED, "Om file init failed.");
     return ret;
   }
 
   ModelPartition ir_part;
-  ret = omFileLoadHelper.GetModelPartition(MODEL_DEF, ir_part);
-  if (ret != ge::GRAPH_SUCCESS) {
+  ret = om_load_helper.GetModelPartition(MODEL_DEF, ir_part);
+  if (ret != SUCCESS) {
     ErrorManager::GetInstance().ATCReportErrMessage("E19021", {"reason"}, {"Get model part failed"});
     GELOGE(ge::FAILED, "Get model part failed.");
     return ret;
diff --git a/ge/init/gelib.cc b/ge/init/gelib.cc
index a0014018..19085c19 100644
--- a/ge/init/gelib.cc
+++ b/ge/init/gelib.cc
@@ -543,7 +543,10 @@ Status GEInit::Initialize(const map<string, string> &options) {
 }
 
 Status GEInit::Finalize() {
-  return GELib::GetInstance()->Finalize();
+  std::shared_ptr<GELib> instance_ptr = ge::GELib::GetInstance();
+  if (instance_ptr != nullptr) {
+    return instance_ptr->Finalize();
+  }
 }
 
 string GEInit::GetPath() {
diff --git a/tests/ut/ge/graph/load/model_helper_unittest.cc b/tests/ut/ge/graph/load/model_helper_unittest.cc
index 455285bf..5eacd9eb 100644
--- a/tests/ut/ge/graph/load/model_helper_unittest.cc
+++ b/tests/ut/ge/graph/load/model_helper_unittest.cc
@@ -49,4 +49,21 @@ TEST_F(UtestModelHelper, save_size_to_modeldef)
   ModelHelper model_helper;
   EXPECT_EQ(SUCCESS, model_helper.SaveSizeToModelDef(ge_model));
 }
+
+TEST_F(UtestModelHelper, atc_test)
+{
+  ge::proto::ModelDef model_def;
+  uint32_t modeldef_size = 0;
+
+  GEInit::Finalize();
+  char buffer[1024];
+  getcwd(buffer, 1024);
+  string path=buffer;
+  string file_path=path + "/Makefile";
+
+  ModelTool::GetModelInfoFromOm(file_path.c_str(), model_def, modeldef_size);
+  ModelTool::GetModelInfoFromOm("123.om", model_def, modeldef_size);
+  ModelTool::GetModelInfoFromPbtxt(file_path.c_str(), model_def);
+  ModelTool::GetModelInfoFromPbtxt("123.pbtxt", model_def);
+}
 }  // namespace ge