linux下启动dbca或netmgr类的图形界面报错解决

linux下启动dbca或netmgr类的图形界面报错解决    Xlib: connection to ":0.0" refused by server Xlib: No protocol specified …… 解决办法：  www.2cto.com     exit 退到root用户下执行下面代码   代码   xhost local:oracle non-network local connections being added to access control list     屏幕会出现如下内容：   www.2cto.com   Java代码   non-network local connections being added to access control list   xhost:  bad hostname "non-network"   xhost:  bad hostname "local"   xhost:  bad hostname "connections"   xhost:  bad hostname "being"   xhost:  bad hostname "added"   xhost:  bad hostname "to"   xhost:  bad hostname "access"   xhost:  bad hostname "control"   xhost:  bad hostname "list"    然后su - oracle 继续启动图形界面就好了。