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背景：VirtualBox虚拟机 CentOS7 桥接网卡模式 启动地址模式：static （BOOTPROTO=static #静态地址协议）1.用命令service restart network 重启网络时，会报一下错：Restarting network (via systemctl): Job for network.service failed. See *systemctl status network.service* and *journalctl -xn* for d.

跑Spring Data JPA测试用例时，报的错Error creating bean with name ‘org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaConfiguration’: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.Bea