Display "Error: Can't open display: "

Posted January 24, 2014

Hi im using Ubuntu 12.10 x64 Desktop and successfully connected using putty then i used command # vncserver after gen password using tightvnc viewer i successfully logged in and can get my Desktop i tested xclock its working

after i changed : -root password -create user ‘oracle’ -edited visudo and addred root permission to user ‘oracle’ -reload ssh -logged in as a oracle

now xclock not working "Error: Can’t open display: "

as a root also getting same error

echo $DISPLAY

not shown anything

please help me to solve this error i like to use GUI insulation

Thanks -suresh

ksuresh.tech

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Kamal Nasser • January 30, 2014

Have you tried starting tightvnc as the new user?

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