error

 fun loadData() {
        val list = mutableListOf<ChequeDetails>()
        val disposable =
            AppDatabase.getDatabase(MyApplication.context, viewModelScope).chequeDao().getAll()
                .flatMap { items ->
                    Flowable.fromIterable(items)
                        .map { chequeData ->
                            val services = AppDatabase.getDatabase(MyApplication.context, viewModelScope)
                                .chequeServicesDao()
                                .getChequeServicesBy(chequeData.id)
                            Log.e("Databasedan olyapti","")
                            val prefs = SharedPrefs.callUserPrefs()
                            val userName = prefs.getString("fio", "")
                            val sum = services.sumBy { it.price ?: 0 }
                            var tin=""     // Mana shu ikkalasi bo'sh ketyapti
                            var phone_number=""  // Mana shu ikkalasi bo'sh ketyapti
                            val additionData=AppDatabase.getDatabase(MyApplication.context,viewModelScope).chequeAdditional()
                                .getChequeById(chequeData.id.toInt())
                                .subscribeOn(Schedulers.io())
                                .subscribe({
                                    tin=it.tin
                                    phone_number=it.phone_number
                                    Log.e("Inside","Inside RxJAva running")
                                },{error->
                                    error.printStackTrace()
                                })
                            
                            composeDisposable.add(additionData)

                            val details = ChequeDetails(
                                userName = userName,
                                tin = tin,
                                data = chequeData,
                                sum = sum,
                                serviceList = services,
                                phoneNumber = phone_number
                            )
                            Log.e("ChequeListViewModel",details.toString())

                            details
                        }
                        .doOnComplete {
                            _detailChequeList.postValue(list)
                        }
                }
                .subscribeOn(Schedulers.io())
                .subscribe({
                    list.add(it)
                }, { error -> error.printStackTrace() })

        composeDisposable.add(disposable)
    }
    
    
    
    Mana shunda tin va phone number deganlari null ga teng bo'lyapti
    Yane sal keyinroq compile qilyapti