### 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
}
    public void setGeneric(String generic) {
        this.generic = generic;
    }
    /**
     * @return
     * @deprecated instead, use the parameter <b>scope</> to judge if it's in jvm, scope=local
     */
    @Deprecated
    public Boolean isInjvm() {
        return injvm;
    }
    /**
     * @param injvm
     * @deprecated instead, use the parameter <b>scope</b> to judge if it's in jvm, scope=local
     */
    @Deprecated
    public void setInjvm(Boolean injvm) {
        this.injvm = injvm;
    }
    @Override
    @Parameter(key = REFERENCE_FILTER_KEY, append = true)
    public String getFilter() {
        return super.getFilter();
    }
    @Override
    @Parameter(key = INVOKER_LISTENER_KEY, append = true)
    public String getListener() {
        return super.getListener();
    }