diff --git a/audio/audio.py b/audio/audio.py
index f38faf9..c990ecd 100644
--- a/audio/audio.py
+++ b/audio/audio.py
@@ -46,6 +46,9 @@ class Audio:
 
     def stopRecord(self, play=True, save=False):
         print("* done recording")
+        if self.recordStream is None:
+            return
+
         self.recordStream.stop_stream()
         self.recordStream.close()
         self._isRecording = False
@@ -58,7 +61,7 @@ class Audio:
 
         self.frames = []
 
-        return savedFileName if save else self.frames
+        return savedFileName if save else None
 
     def _saveFile(self):
         wf = wave.open(WAVE_OUTPUT_FILENAME, "wb")
diff --git a/stt/app.py b/stt/app.py
index dfe4f43..3824cbe 100644
--- a/stt/app.py
+++ b/stt/app.py
@@ -3,8 +3,8 @@
 
 import RPi.GPIO as GPIO
 
-import audio.audio
-from simple_recorder.apa102 import apa102
+import audio.audio as audio
+import simple_recorder.apa102 as apa102
 
 BUTTON = 17
 
@@ -36,7 +36,8 @@ while True:
         if audioInstance.isRecording():
             turnOffLED()
             savedFileName = audioInstance.stopRecord(save=True, play=False)
-            print("saved file: " + savedFileName)
+            if savedFileName is not None:
+                print("saved file: " + savedFileName)
     else:
         if not audioInstance.isRecording():
             turnOnLED()