Firebase Problem

 @objc func handleSignup(){
        guard let email = emailTextField.text, email.count > 0 else { return }
        guard let password = paswordTextField.text, password.count > 0 else { return }
        guard let username = usernameTextField.text, username.count > 0 else { return }

        Auth.auth().createUser(withEmail: email, password: password) { (user, err) in
            if let error = err{
                print("Failed to create the user", error.localizedDescription)
                return
            }
            print("The user is successfully created ", user?.user.uid ?? "")

            guard let image = self.buttonView.imageView?.image else{ return }

            guard let uploadData = image.jpegData(compressionQuality: 0.3) else { return }

            let uuid = NSUUID().uuidString

            print("The uuid is \(uuid)")
            print("Coming to here ")
            Storage.storage().reference().child("profileImages").child(uuid).putData(uploadData, metadata: nil, completion: { (metadata, error) in

                if let error = error{
                    print("Failed to upload image with \(error.localizedDescription)")
                    return
                }

                if metadata != nil{
                    Storage.storage().reference().child("profileImages").child(uuid).downloadURL(completion: { (url, err) in
                        if let error = err{
                            print("There is some error fetching the urls \(error.localizedDescription)")
                        }
                        guard let downloadurl = url?.absoluteString else { return }
                        print("The fetched url is ", downloadurl)
                    })
                }

            })
        }
    }