Re: Question about "Can't open display: localhost:0.0" RHEL5

On 8/20/07, Yongping Yao <yaoyongping_at_gmail.com> wrote:

Hi Yao. Looks like you missed the export DISPLAY command....

> [root_at_ern pam.d]# xhost +
> access control disabled, clients can connect from any host
> [root_at_ern pam.d]# xhost
> access control disabled, clients can connect from any host
> INET:ern
> SI:localuser:root
> [root_at_ern pam.d]# su - oracle

[oracle_at_em ~]$ export DISPLAY=":0.0"

> [oracle_at_ern ~]$ xclock
> Error: Can't open display: localhost:0.0
> [oracle_at_ern ~]$
>
> And after restarting the machine, it didn't work either.
> I stopped SELinux through GUI tools. Can anyone help me out?
> Thanks in advance.

And yes, you need to do all of the above from the GUI mode.

Regards,
NMK.

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