diff --git a/infer/modules/vc/pipeline.py b/infer/modules/vc/pipeline.py
index 9e3e387..6bb2a56 100644
--- a/infer/modules/vc/pipeline.py
+++ b/infer/modules/vc/pipeline.py
@@ -97,6 +97,11 @@ class Pipeline(object):
         f0_max = 1100
         f0_mel_min = 1127 * np.log(1 + f0_min / 700)
         f0_mel_max = 1127 * np.log(1 + f0_max / 700)
+        print("input_audio_path:", input_audio_path, type(input_audio_path))
+        if x is not None:
+            print("x shape:", x.shape, "dtype:", x.dtype)
+        else:
+            print("x is None")
         if f0_method == "pm":
             f0 = (
                 parselmouth.Sound(x, self.sr)
diff --git a/tools/app.py b/tools/app.py
index 26901e2..6bda976 100644
--- a/tools/app.py
+++ b/tools/app.py
@@ -147,7 +147,6 @@ with app:
                     f0method0,
                     file_index1,
                     file_index2,
-                    # file_big_npy1,
                     index_rate1,
                     filter_radius0,
                     resample_sr0,