### Environment

* Dubbo version: 2.7.3
* Operating System version: win 10
* Java version: 1.8

系统启动时报
Caused by: java.lang.IllegalArgumentException: Unsupported generic type false
	at org.apache.dubbo.config.ServiceConfig.setGeneric(ServiceConfig.java:1015)

这个错误只有在2.7.3的时候存在，在使用2.7.2的时候没有
try {
                    logger.info( "No valid ip found from environment, try to find valid host from DNS.");
                    hostToBind = InetAddress.getLocalHost().getHostAddress();
                } catch (UnknownHostException e) {
                    logger.warn(e.getMessage(), e);
                }
                if (isInvalidLocalHost(hostToBind)) {
                    if (CollectionUtils.isNotEmpty(registryURLs)) {
                        for (URL registryURL : registryURLs) {
                            if (MULTICAST.equalsIgnoreCase(registryURL.getParameter("registry"))) {
                                // 
                                continue;
                            }
                            try (Socket socket = new Socket()) {
                                SocketAddress addr = new InetSocketAddress(registryURL.getHost(), registryURL.getPort());
                                socket.connect(addr, 1000);
                                hostToBind = socket.getLocalAddress().getHostAddress();
                                break;
                            } catch (Exception e) {
                                logger.warn(e.getMessage(), e);
                            }
                        }
                    }
                    if (isInvalidLocalHost(hostToBind)) {
                        hostToBind = getLocalHost();
                    }
                }
            }
        }
        map.put(Constants.BIND_IP_KEY, hostToBind);