diff --git a/server/voice_changer/RVC/inferencer/voras_beta/commons.py b/server/voice_changer/RVC/inferencer/voras_beta/commons.py
index 16c274aa6..66019df2b 100644
--- a/server/voice_changer/RVC/inferencer/voras_beta/commons.py
+++ b/server/voice_changer/RVC/inferencer/voras_beta/commons.py
@@ -108,12 +108,6 @@ def fused_add_tanh_sigmoid_multiply(input_a, input_b, n_channels):
     return acts
 
 
-def convert_pad_shape(pad_shape):
-    l = pad_shape[::-1]
-    pad_shape = [item for sublist in l for item in sublist]
-    return pad_shape
-
-
 def shift_1d(x):
     x = F.pad(x, convert_pad_shape([[0, 0], [0, 0], [1, 0]]))[:, :, :-1]
     return x
diff --git a/server/voice_changer/SoVitsSvc40/models/modules/commons.py b/server/voice_changer/SoVitsSvc40/models/modules/commons.py
index df0a072f3..599894ecc 100644
--- a/server/voice_changer/SoVitsSvc40/models/modules/commons.py
+++ b/server/voice_changer/SoVitsSvc40/models/modules/commons.py
@@ -121,7 +121,7 @@ def subsequent_mask(length):
     return mask
 
 
-#@torch.jit.script
+# @torch.jit.script
 @torch.jit._script_if_tracing
 def fused_add_tanh_sigmoid_multiply(input_a, input_b, n_channels):
     n_channels_int = n_channels[0]
diff --git a/server/voice_changer/VoiceChangerManager.py b/server/voice_changer/VoiceChangerManager.py
index d2a2888eb..6185371cc 100644
--- a/server/voice_changer/VoiceChangerManager.py
+++ b/server/voice_changer/VoiceChangerManager.py
@@ -1,6 +1,7 @@
 import json
 import os
 import shutil
+import threading
 import numpy as np
 from downloader.SampleDownloader import downloadSample, getSampleInfos
 from voice_changer.Local.ServerDevice import ServerDevice, ServerDeviceCallbacks
@@ -66,8 +67,8 @@ def __init__(self, params: VoiceChangerParams):
 
         self.serverDevice = ServerDevice(self)
 
-        # thread = threading.Thread(target=self.serverDevice.start, args=())
-        # thread.start()
+        thread = threading.Thread(target=self.serverDevice.start, args=())
+        thread.start()
 
         # 設定保存用情報
         self.stored_setting: dict[str, str | int | float] = {}