diff --git a/funasr/models/lcbnet/model.py b/funasr/models/lcbnet/model.py
index b4a206bed..3b8f3c96e 100644
--- a/funasr/models/lcbnet/model.py
+++ b/funasr/models/lcbnet/model.py
@@ -422,6 +422,7 @@ class LCBNet(nn.Module):
         else:
             # extract fbank feats
             time1 = time.perf_counter()
+            pdb.set_trace()
             sample_list = load_audio_text_image_video(data_in, fs=frontend.fs, audio_fs=kwargs.get("fs", 16000),
                                                             data_type=kwargs.get("data_type", "sound"),
                                                             tokenizer=tokenizer)