I receive this error when trying to open `bitcoin-qt` when compiling from `master`:

> terminate called after throwing an instance of 'std::runtime_error'
>   what():  JSON value is not a string as expected
> Aborted

No debug info is generated since the application isn't started.

I am running Qubes 4.0 fully updated, in a Debian-11 VM with normal networking. Intel x86_64
{
    auto get_net = [&](const std::string& arg) {
        LOCK(cs_args);
        util::SettingsValue value = util::GetSetting(m_settings,  "", SettingName(arg),
             false,
             true);
        return value.isNull() ? false : value.isBool() ? value.get_bool() : InterpretBool(value.get_str());
    };
    const bool fRegTest = get_net("-regtest");
    const bool fSigNet  = get_net("-signet");
    const bool fTestNet = get_net("-testnet");
    const bool is_chain_arg_set = IsArgSet("-chain");
    if ((int)is_chain_arg_set + (int)fRegTest + (int)fSigNet + (int)fTestNet > 1) {
        throw std::runtime_error("Invalid combination of -regtest, -signet, -testnet and -chain. Can use at most one.");
    }
    if (fRegTest)
        return CBaseChainParams::REGTEST;
    if (fSigNet) {
        return CBaseChainParams::SIGNET;
    }
    if (fTestNet)
        return CBaseChainParams::TESTNET;
    return GetArg("-chain", CBaseChainParams::MAIN);
}
bool ArgsManager::UseDefaultSection(const std::string& arg) const