While rescanning  wenn i click File>open wallet  in time wenn mouse cursor touch "open wallet" item app just immediately crashed.
V0.18.0 
{
    assert(!m_wallet_controller);
    assert(wallet_controller);
    m_wallet_controller = wallet_controller;
    connect(wallet_controller, &WalletController::walletAdded, this, &BitcoinGUI::addWallet);
    connect(wallet_controller, &WalletController::walletRemoved, this, &BitcoinGUI::removeWallet);
    for (WalletModel* wallet_model : m_wallet_controller->getWallets()) {
        addWallet(wallet_model);
    }
}
void BitcoinGUI::addWallet(WalletModel* walletModel)