unity3d - Cannot mute audiosource after returing to the scene (Unity C#) -

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hello have menu scene have mute button , empty gameobject audiosource , dontdestroyonload script attached it. here code gameobject.

using unityengine; using system.collections; using unityengine.ui;  public class backgorund_music_manger : monobehaviour  {     audiosource ads;     public gameobject backgroundmusic;     bool play_sound = true;      void awake()     {         ads = getcomponent<audiosource>();          if(scenemanager.music == true)         {             destroy(this.gameobject);         }          else         {             dontdestroyonload(this.gameobject);         }          scenemanager.music = true;     }      void update()      {         if(scenemanager.currentscene == 4)         {             ads.volume = 0.1f;         }         else         {             ads.volume = 1f;         }     }      public void stop_sound()     {         ads = getcomponent<audiosource>();         if(play_sound == true)         {             ads.pause();             play_sound = false;         }          else         {             ads.play();             play_sound = true;         }     } }

after going menu mute button stops working.

help


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