When selecting "Start Bitcoin Core on system login" in the settings, it will unselect itself after closing the dialog.

Tested with current master (e8ffec6) on Windows 7.

{
        LOCK(am.cs_args);
        std::pair<bool,std::string> found_result(false, std::string());
        
        
        
        found_result = GetArgHelper(am.m_override_args, arg, true);
        if (found_result.first) {
            return found_result;
        }
        
        
        
        if (!am.m_network.empty()) {
            found_result = GetArgHelper(am.m_config_args, NetworkArg(am, arg));
            if (found_result.first) {
                return found_result;
            }
        }
        if (UseDefaultSection(am, arg)) {
            found_result = GetArgHelper(am.m_config_args, arg);
            if (found_result.first) {
                return found_result;
            }
        }
        return found_result;
    }