Xlib: connection to ":0.0" refused by server Xlib: No protocol specified解决方案

Xlib: connection to ":0.0" refused by server

Xlib:  No protocol specified

解决办法：

1. 退出oracle，用root登陆；

2. root命令行下输入：

[root@localhost ~]# xhost local:oracle non-network local connections being added to access control list 

屏幕提示
xhost:    bad hostname "non-network"

xhost:    bad hostname"local"

xhost:    bad hostname "connetcions"

xhost:    bad hostname "being"

xhost:    bad hostname "added"

xhost:    bad hostname "access"

xhost:    bad hostname "control"

xhost:    bad hostname "list"

3. 再试试su oracle

[root@localhost ~]# su - oracle