Çözüldü abnormal program termination hatası

void CSlotWindow::SetSlotCount(DWORD dwIndex, DWORD dwCount)
{
    TSlot* pSlot;

    if (!GetSlotPointer(dwIndex, &pSlot))
        return;

    if (dwCount <= 0)
    {
        if (pSlot->pNumberLine)
        {
            delete pSlot->pNumberLine;
            pSlot->pNumberLine = nullptr;
        }

        return;
    }

    std::string countStr = std::to_string(dwCount);
    std::string formattedCount;
    BYTE length = countStr.length();
    BYTE counter = 0;

    for (BYTE i = length - 1; i >= 0; --i)
    {
        formattedCount += countStr[i];
        counter++;

        if (counter % 3 == 0 && i != 0)
        {
            formattedCount += '.';
        }
    }

    std::reverse(formattedCount.begin(), formattedCount.end());

    if (!pSlot->pNumberLine)
    {
        CNumberLine* pNumberLine = new UI::CNumberLine(this);
        pNumberLine->SetHorizontalAlign(CNumberLine::HORIZONTAL_ALIGN_RIGHT);
        pNumberLine->Show();
        pSlot->pNumberLine = pNumberLine;
    }

    pSlot->pNumberLine->SetNumber(formattedCount.c_str());
}