когда я пытался скачать изображение не работает, как я могу решить проблему

Question

Загрузка изображения не работает, это не показывает ошибку в коде, когда я проверял logcat, он показывает следующую ошибку

 Object does not exist at location.
     Code: -13010 HttpResult: 404
2020-04-30 00:09:23.016 6299-6439/com.example.imagefetch2 E/StorageException: {  "error": {    "code": 404,    "message": "Not Found.  Could not get object",    "status": "GET_OBJECT"  }}
    java.io.IOException: {  "error": {    "code": 404,    "message": "Not Found.  Could not get object",    "status": "GET_OBJECT"  }}
        at com.google.firebase.storage.network.NetworkRequest.parseResponse(com.google.firebase:firebase-storage@@16.0.4:455)
        at com.google.firebase.storage.network.NetworkRequest.parseErrorResponse(com.google.firebase:firebase-storage@@16.0.4:435)
        at com.google.firebase.storage.network.NetworkRequest.processResponseStream(com.google.firebase:firebase-storage@@16.0.4:426)
        at com.google.firebase.storage.network.NetworkRequest.performRequest(com.google.firebase:firebase-storage@@16.0.4:280)
        at com.google.firebase.storage.network.NetworkRequest.performRequest(com.google.firebase:firebase-storage@@16.0.4:294)
        at com.google.firebase.storage.internal.ExponentialBackoffSender.sendWithExponentialBackoff(com.google.firebase:firebase-storage@@16.0.4:65)
        at com.google.firebase.storage.internal.ExponentialBackoffSender.sendWithExponentialBackoff(com.google.firebase:firebase-storage@@16.0.4:57)
        at com.google.firebase.storage.GetDownloadUrlTask.run(com.google.firebase:firebase-storage@@16.0.4:71)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.lang.Thread.run(Thread.java:919)

Код Image_Activity.jaava

public class Images_Activity extends AppCompatActivity implements ImageAdapter.OnItemClickListener {
    private RecyclerView mRecyclerView;
    private ImageAdapter mAdapter;

    private ProgressBar mProgressCircle;

    private FirebaseStorage mStorage;
    private DatabaseReference mDatabaseRef;
    private ValueEventListener mDBListener;

    private List<Upload> mUploads;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_images_);

        mRecyclerView = findViewById(R.id.recycler_view);
        mRecyclerView.setHasFixedSize(true);
        mRecyclerView.setLayoutManager(new LinearLayoutManager(this));

        mProgressCircle = findViewById(R.id.progress_circle);

        mUploads = new ArrayList<>();

        mAdapter = new ImageAdapter(Images_Activity.this, mUploads);

        mRecyclerView.setAdapter(mAdapter);

        mAdapter.setOnItemClickListener(Images_Activity.this);

        mStorage = FirebaseStorage.getInstance();
        mDatabaseRef = FirebaseDatabase.getInstance().getReference("uploads");

        mDBListener = mDatabaseRef.addValueEventListener(new ValueEventListener() {
            @Override
            public void onDataChange(DataSnapshot dataSnapshot) {

                mUploads.clear();

                for (DataSnapshot postSnapshot : dataSnapshot.getChildren()) {
                    Upload upload = postSnapshot.getValue(Upload.class);
                    upload.setKey(postSnapshot.getKey());
                    mUploads.add(upload);
                }

                mAdapter.notifyDataSetChanged();

                mProgressCircle.setVisibility(View.INVISIBLE);
            }

            @Override
            public void onCancelled(DatabaseError databaseError) {
                Toast.makeText(Images_Activity.this, databaseError.getMessage(), Toast.LENGTH_SHORT).show();
                mProgressCircle.setVisibility(View.INVISIBLE);
            }
        });
    }

    @Override
    public void onItemClick(int position) {
        Toast.makeText(this, "Normal click at position: " + position, Toast.LENGTH_SHORT).show();
    }

    @Override
    public void onWhatEverClick(int position) {
        Toast.makeText(this, "Whatever click at position: " + position, Toast.LENGTH_SHORT).show();
    }

    @Override
    public void onDeleteClick(int position) {

        Upload selectedItem = mUploads.get(position);
        final String selectedKey = selectedItem.getKey();


        StorageReference imageRef = mStorage.getReferenceFromUrl(selectedItem.getImageUrl());
       imageRef.child(selectedKey).getDownloadUrl().addOnSuccessListener(new OnSuccessListener<Uri>() {
           @Override
           public void onSuccess(Uri uri) {


               downloadfile(uri);



           }
       }).addOnFailureListener(new OnFailureListener() {
           @Override
           public void onFailure(@NonNull Exception e) {

           }
       });
    }

    private void downloadfile(Uri uri) {
       // File file=new File(Environment.getExternalStorageDirectory(),"uploads");
        Toast.makeText(Images_Activity.this, "download sucess",Toast.LENGTH_SHORT).show();
        DownloadManager downloadManager=(DownloadManager) getSystemService(DOWNLOAD_SERVICE);
        DownloadManager.Request request=new DownloadManager.Request(uri)
                .setTitle("File  download")
                .setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE);

        downloadManager.enqueue(request);

    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        mDatabaseRef.removeEventListener(mDBListener);
    }
}

Код ImageAdapter

public class ImageAdapter extends RecyclerView.Adapter<ImageAdapter.ImageViewHolder> {
    private Context mContext;
    private List<Upload> mUploads;
    private OnItemClickListener mListener;

    public ImageAdapter(Context context, List<Upload> uploads) {
        mContext = context;
        mUploads = uploads;
    }

    @Override
    public ImageViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View v = LayoutInflater.from(mContext).inflate(R.layout.image_item, parent, false);
        return new ImageViewHolder(v);
    }

    @Override
    public void onBindViewHolder(ImageViewHolder holder, int position) {
        Upload uploadCurrent = mUploads.get(position);
        holder.textViewName.setText(uploadCurrent.getName());
        Picasso.with(mContext)
                .load(uploadCurrent.getImageUrl())
                .placeholder(R.mipmap.ic_launcher)
                .fit()
                .centerCrop()
                .into(holder.imageView);
    }

    @Override
    public int getItemCount() {
        return mUploads.size();
    }

    public class ImageViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener,
            View.OnCreateContextMenuListener, MenuItem.OnMenuItemClickListener {
        public TextView textViewName;
        public ImageView imageView;

        public ImageViewHolder(View itemView) {
            super(itemView);

            textViewName = itemView.findViewById(R.id.text_view_name);
            imageView = itemView.findViewById(R.id.image_view_upload);

            itemView.setOnClickListener(this);
            itemView.setOnCreateContextMenuListener(this);
        }

        @Override
        public void onClick(View v) {
            if (mListener != null) {
                int position = getAdapterPosition();
                if (position != RecyclerView.NO_POSITION) {
                    mListener.onItemClick(position);
                }
            }
        }

        @Override
        public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
            menu.setHeaderTitle("Select Action");
            MenuItem doWhatever = menu.add(Menu.NONE, 1, 1, "Do whatever");
            MenuItem delete = menu.add(Menu.NONE, 2, 2, "Delete");

            doWhatever.setOnMenuItemClickListener(this);
            delete.setOnMenuItemClickListener(this);
        }

        @Override
        public boolean onMenuItemClick(MenuItem item) {
            if (mListener != null) {
                int position = getAdapterPosition();
                if (position != RecyclerView.NO_POSITION) {

                    switch (item.getItemId()) {
                        case 1:
                            mListener.onWhatEverClick(position);
                            return true;
                        case 2:
                            mListener.onDeleteClick(position);
                            return true;
                    }
                }
            }
            return false;
        }
    }

    public interface OnItemClickListener {
        void onItemClick(int position);

        void onWhatEverClick(int position);

        void onDeleteClick(int position);
    }

    public void setOnItemClickListener(OnItemClickListener listener) {
        mListener = listener;
    }
}