打开Genymotion运行虚拟机提示如下错误: The Genymotion Virtual device could not obtain an IP address.For an unknown reason, VirtualBox DHCP has not assigned an IP address 我的解决办法:…
[oracle@testdb admin]$ lsnrctl start LSNRCTL for Linux: Version 11.2.0.4.0 - Production on 10-FEB-2018 00:28:40 Copyright (c) 1991, 2013, Oracle. All rights reserved. Starting /u01/app/oracle/product/11.2.0/db_1/bin/tnslsnr: please wait... TN…
proftpd启动失败提示unable to determine IP address of “xxx.com”这种proftpd启动失败的原因是无法解析后面主机的IP地址,解决方法是在DNS列表中增加本地回送地址127.0.0.1,表示“xxx.com”由本机自己解析.加入方法:如果是图形界面,可以直接在网络管理里修改,也可以打开文件/etc/resolv.conf,加入下面语句:nameserver 127.0.0.1如果是文字界面,用vi 打开/etc/resolv.conf,加入name…
在weblogic 启动的时候 出现 java.lang.NullPointerException at weblogic.deploy.internal.adminserver.DeploymentManager.getPendingDeploymentsForEditLockOwner(DeploymentManager.java:360) at weblogic.management.provider.internal.EditAccessImpl.removePendingUpd…