diff --git a/fastdeploy/fastdeploy_model.cc b/fastdeploy/fastdeploy_model.cc
index 185efde0a..164416835 100755
--- a/fastdeploy/fastdeploy_model.cc
+++ b/fastdeploy/fastdeploy_model.cc
@@ -73,6 +73,7 @@ bool FastDeployModel::InitRuntimeWithSpecifiedBackend() {
     if (!IsSupported(valid_cann_backends, runtime_option.backend)) {
       FDERROR << "The valid cann backends of model " << ModelName() << " are " << Str(valid_cann_backends) << ", " << runtime_option.backend << " is not supported." << std::endl;
       return false;
+    }
   } else if (use_xpu) {
     if (!IsSupported(valid_xpu_backends, runtime_option.backend)) {
       FDERROR << "The valid xpu backends of model " << ModelName() << " are " << Str(valid_xpu_backends) << ", " << runtime_option.backend << " is not supported." << std::endl;
diff --git a/fastdeploy/fastdeploy_model.h b/fastdeploy/fastdeploy_model.h
index 7e9bac16d..73bf5c9e1 100755
--- a/fastdeploy/fastdeploy_model.h
+++ b/fastdeploy/fastdeploy_model.h
@@ -151,7 +151,9 @@ class FASTDEPLOY_DECL FastDeployModel {
   bool CreateTimVXBackend();
   bool CreateXPUBackend();
   bool CreateCANNBackend();
+
   std::shared_ptr<Runtime> runtime_;
+  bool runtime_initialized_ = false;
   // whether to record inference time
   bool enable_record_time_of_runtime_ = false;
 
diff --git a/fastdeploy/vision/ocr/ppocr/rec_preprocessor.cc b/fastdeploy/vision/ocr/ppocr/rec_preprocessor.cc
index 4d5fab4c0..f54ca808c 100644
--- a/fastdeploy/vision/ocr/ppocr/rec_preprocessor.cc
+++ b/fastdeploy/vision/ocr/ppocr/rec_preprocessor.cc
@@ -44,11 +44,11 @@ void OcrRecognizerResizeImage(FDMat* mat, float max_wh_ratio,
 
 void OcrRecognizerResizeImageOnAscend(FDMat* mat,
                               const std::vector<int>& rec_image_shape) {
-
+  
+  int img_h, img_w;
   img_h = rec_image_shape[1]; 
   img_w = rec_image_shape[2];  
 
-
   if (mat->Width() >= img_w) {
     Resize::Run(mat, img_w, img_h); // Reszie W to 320
   } else {