Program: 54337
Project: 54337
Buggy source:
public void favoriteStatus(final TextView favs,final View favButton,final long tweetId,final int type){
  if (isFavorited) {
    Toast.makeText(context,getResources().getString(R.string.removing_favorite),Toast.LENGTH_SHORT).show();
  }
 else {
    Toast.makeText(context,getResources().getString(R.string.favoriting_status),Toast.LENGTH_SHORT).show();
  }
  new Thread(new Runnable(){
    @Override public void run(){
      try {
        Twitter twitter=null;
        Twitter secTwitter=null;
        if (type == TYPE_ACC_ONE) {
          twitter=Utils.getTwitter(context,settings);
        }
 else         if (type == TYPE_ACC_TWO) {
          secTwitter=Utils.getSecondTwitter(context);
        }
 else {
          twitter=Utils.getTwitter(context,settings);
          secTwitter=Utils.getSecondTwitter(context);
        }
        if (isFavorited && twitter != null) {
          twitter.destroyFavorite(tweetId);
        }
 else         if (twitter != null) {
          try {
            twitter.createFavorite(tweetId);
          }
 catch (          TwitterException e) {
          }
        }
        if (secTwitter != null) {
          secTwitter.createFavorite(tweetId);
        }
        ((Activity)context).runOnUiThread(new Runnable(){
          @Override public void run(){
            try {
              Toast.makeText(context,getResources().getString(R.string.success),Toast.LENGTH_SHORT).show();
              getFavoriteCount(favs,favButton,tweetId);
            }
 catch (            Exception e) {
            }
          }
        }
);
      }
 catch (      Exception e) {
      }
    }
  }
).start();
}

Fixed version (ground truth):
public void favoriteStatus(final TextView favs,final View favButton,final long tweetId,final int type){
  if (isFavorited) {
    Toast.makeText(context,getResources().getString(R.string.removing_favorite),Toast.LENGTH_SHORT).show();
  }
 else {
    Toast.makeText(context,getResources().getString(R.string.favoriting_status),Toast.LENGTH_SHORT).show();
  }
  new Thread(new Runnable(){
    @Override public void run(){
      try {
        Twitter twitter=null;
        Twitter secTwitter=null;
        if (type == TYPE_ACC_ONE) {
          twitter=Utils.getTwitter(context,settings);
        }
 else         if (type == TYPE_ACC_TWO) {
          secTwitter=Utils.getSecondTwitter(context);
        }
 else {
          twitter=Utils.getTwitter(context,settings);
          secTwitter=Utils.getSecondTwitter(context);
        }
        if (isFavorited && twitter != null) {
          twitter.destroyFavorite(tweetId);
        }
 else         if (twitter != null) {
          try {
            twitter.createFavorite(tweetId);
          }
 catch (          TwitterException e) {
          }
        }
        if (secTwitter != null) {
          try {
            secTwitter.createFavorite(tweetId);
          }
 catch (          TwitterException e) {
          }
        }
        ((Activity)context).runOnUiThread(new Runnable(){
          @Override public void run(){
            try {
              Toast.makeText(context,getResources().getString(R.string.success),Toast.LENGTH_SHORT).show();
              getFavoriteCount(favs,favButton,tweetId);
            }
 catch (            Exception e) {
            }
          }
        }
);
      }
 catch (      Exception e) {
      }
    }
  }
).start();
}