diff --git a/tf_adapter_2.x/npu_device/core/npu_device.cpp b/tf_adapter_2.x/npu_device/core/npu_device.cpp
index ca7c5e425761573098912a7fbfdc950d66eeea9a..cac2af25c51ba2a46be9a6f725a288a20ad39c8d 100644
--- a/tf_adapter_2.x/npu_device/core/npu_device.cpp
+++ b/tf_adapter_2.x/npu_device/core/npu_device.cpp
@@ -1032,6 +1032,7 @@ tensorflow::Status NpuDevice::TransTfGraph2GeGraph(TFE_Context *context, const s
   std::map<ge::AscendString, ge::AscendString> const_value_map;
   std::vector<ge::AscendString> partition_graph;
   NPU_REQUIRES_OK(SeparateGraphDef(const_cast<tensorflow::GraphDef *>(&def), partition_graph, const_value_map));
+  LOG(ERROR) << "Size: " << partition_graph.size() << "IsEmpty: " << partition_graph.front().GetLength();
   NPU_REQUIRES(parser->ParseProtoWithSubgraph(partition_graph, const_value_map,
       request_subgraph, ge_compute_graph) == ge::SUCCESS,
       tensorflow::errors::Internal("NPU Parse tensorflow model failed"));
diff --git a/tf_adapter_2.x/npu_device/core/npu_utils.cpp b/tf_adapter_2.x/npu_device/core/npu_utils.cpp
index e005c5599466494086061a95d2d68bee59572631..7e7e0c4a2eb1cb3f9299eb63c21ea5cfa1e667d4 100644
--- a/tf_adapter_2.x/npu_device/core/npu_utils.cpp
+++ b/tf_adapter_2.x/npu_device/core/npu_utils.cpp
@@ -512,8 +512,10 @@ void NpuCustomizedOptimizeGraph(tensorflow::FunctionLibraryRuntime &lib, std::un
 tensorflow::Status SeparateGraphDef(tensorflow::GraphDef *def,
                                     std::vector<ge::AscendString> &partition_graph,
                                     std::map<ge::AscendString, ge::AscendString> &const_value_map) {
+  LOG(ERROR) << "Enter SeparateGraphDef";
   std::string def_str = def->SerializeAsString();
   if (!def_str.empty()) {
+    LOG(ERROR) << "def_str is not empty" << def_str.length();
     partition_graph.push_back(ge::AscendString(def_str.c_str(), def_str.length()));
     return tensorflow::Status::OK();
   }
@@ -533,8 +535,9 @@ tensorflow::Status SeparateGraphDef(tensorflow::GraphDef *def,
           ge::AscendString(tensor_str.c_str(), tensor_str.length())});
       node.mutable_attr()->erase(iter);
     }
-  }
+  } 
   def_str = def->SerializeAsString();
+  LOG(ERROR) << "def_str : " << def_str.length();
   partition_graph.push_back(ge::AscendString(def_str.c_str(), def_str.length()));
   return tensorflow::Status::OK();
 }