Can't open display -- SOLVED

[Paul Howarth]

Michael Hennebry wrote:
> On Tue, 5 Jul 2005, James Kaufman wrote:
> 
> 
>>He is saying that when he is on dark.unix and logs into light.unix (ssh -X
>>light.unix), he can't run an application on light.unix and have it display on
>>dark.unix.
>>
>>Note that logging in and then running an application is different from doing it
>>all at once like his example.
>>
>>[this works]
>>ssh -X light.unix app-name
>>
>>[this doesn't work]
>>ssh -X light.unix
>>app-name
> 
> 
> Perhaps a -Y flag is required.
> I'm not sure what "trusted X11 forwarding" means.

There's a brief mention of it in "man ssh_config". It's not normally 
needed for the vast majority of apps, and there are security 
implications in using it.

Paul.