### 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
*
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.dubbo.config;
import org.apache.dubbo.config.support.Parameter;
import org.apache.dubbo.remoting.Constants;
import org.apache.dubbo.rpc.InvokerListener;
import org.apache.dubbo.rpc.support.ProtocolUtils;
import static org.apache.dubbo.rpc.cluster.Constants.CLUSTER_STICKY_KEY;
import static org.apache.dubbo.common.constants.CommonConstants.GROUP_KEY;
import static org.apache.dubbo.common.constants.CommonConstants.VERSION_KEY;
import static org.apache.dubbo.rpc.Constants.LAZY_CONNECT_KEY;
import static org.apache.dubbo.rpc.Constants.INVOKER_LISTENER_KEY;
import static org.apache.dubbo.rpc.Constants.REFERENCE_FILTER_KEY;
import static org.apache.dubbo.rpc.Constants.STUB_EVENT_KEY;
/**
 * AbstractConsumerConfig
 *
 * @export
 * @see org.apache.dubbo.config.ReferenceConfig
 */
public abstract class AbstractReferenceConfig extends AbstractInterfaceConfig {
    private static final long serialVersionUID = -2786526984373031126L;