When installing Oracle under Linux
got an error
ERROR: Unable to verify the graphical display setup. This application requires X display. Make sure that xdpyinfo exist under PATH variable. No X11 DISPLAY variable was set, but this program performed an operation which requires it.
check with command
root@localhost ~]# vncserver New 'localhost:1 (root)' desktop is localhost:1 Starting applications specified in /root/.vnc/xstartupLog file is /root/.vnc/localhost:1.log export DISPLAY=localhost:1 xhost + access control disabled, clients can connect from any host
If the above prompt appears,then run:
If you are prompted that there is no
vncserver command when running the above command, execute:
yum install tigervnc-server
If the prompt does not have command
# check which ones provide `*/xhost` yum whatprovides "*/xhost"
Loaded plugins: product-id, security, subscription-manager This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register. base/filelists_db | 3.4 MB 00:00 ... xorg-x11-server-utils-7.7-2.el6.x86_64 : X.Org X11 X server utilities ---------------------就是缺少这个包xorg-x11-server-utils-7.7-2.el6.x86_64 Repo : base Matched from: Filename : /usr/bin/xhost
yum -y install xorg-x11-server-utils-7.7-2.el6.x86_64
So both commands can be used.