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Sudo Xhost Unable To Open Display


Let's see how. up vote 53 down vote favorite 23 After launching the X11 app (XQuartz 2.3.6, xorg-server 1.4.2-apple56) on my Mac (OS X 10.6.8), opening an terminal in X11 and running xhost +, without fast user switching). Because I limit it to a local user, I assumed it’s pretty safe. Source

Let's say I want to start firefox using the user account foo. Just use "ssh -X [email protected]", then type the name of the progam you want to use. Does advantage negate disadvantage (for things such as sneak attack)? xhost si:localuser:foo And that was it, I was then able to launch Firefox (and other X application) using sudo and the user foo.

Xhost Unable To Open Display Linux

Consider this a best-effort solution - it might work perfectly for some applications, but you can't expect it to work in general. Moderator: please lock this thread. SSH server version is OpenSSH_5.9p1 and SSH client version is OpenSSH_5.2p1. Offline #12 2015-03-23 23:20:21 jasonwryan Anarchist From: .nz Registered: 2009-05-09 Posts: 20,227 Website Re: No protocol specified xhost: unable to open display ":0.0" knowNothing23 wrote:@jasonwryan: My hostname is set as localhost.

This solution works well for me, and I no longer see $DISPLAY errors any longer. ------------------------------------------------------------------------------------------------------------------------------------------ Configuration OS: Red Hat Enterprise Linux Product: Oracle Universal Installer (oui) GUI Problem Many Oracle Is a Windows XP virtual machine with no network connection safe from hacking? Jim -- Jim Henderson openSUSE Forums Administrator Forum Use Terms & Conditions at Reply With Quote 28-May-2013,20:52 #10 dhananjaya_amarakoon View Profile View Forum Posts View Blog Entries View Articles Newcomer Xhost Unable To Open Display Centos The instructions are created for Fedora 18.

echo $DISPLAY returns "localhost:10.0". Xhost Unable To Open Display Oracle Linux 6 Not the answer you're looking for? Does anybody know which plant (or tree) is this? Depends: software-properties-gtk but it is not going to be installed.

share|improve this answer answered Jul 15 '14 at 15:13 David Ramirez 12 add a comment| up vote 0 down vote I also had this problem with Solaris 10 and found that Error Can't Open Display Localhost Any ideas how to proceed with troubleshooting? You need to switch forth and back all the time to check your messages and reply. So some background on how we got here.

Xhost Unable To Open Display Oracle Linux 6

What are Iron nuggets and what can they be used for? If you see these errors, you should unset XDG_RUNTIME_DIR variable first: [email protected] ~ $ su - gamer Password: [email protected] ~ $ unset XDG_RUNTIME_DIR [email protected] ~ $ gcalctool ** (gcalctool:3969): WARNING **: Xhost Unable To Open Display Linux Homepage: If this helped you, please take the time to rate the value of this post: Adv Reply Page 1 of 2 12 Last Jump to page: Quick Xhost + Access Control Disabled Clients Can Connect From Any Host One that remains is the risk of displaying windows from untrusted systems.

Reply With Quote 28-May-2013,11:25 #8 wolfi323 View Profile View Forum Posts View Blog Entries View Articles Global Moderator Join Date Jan 2010 Posts 19,717 AW: Re: sudo doesnt open X programs this contact form Can I use GTK themes?2How to set remote computer to allow running Matlab through ssh and x11 forwarding0OS X 10.7 with XQuartz can't X11Forward to remote Ubuntu 10.048X11 forwarding stops working direct rendering: Yes OpenGL renderer string: Gallium 0.4 on llvmpipe (LLVM 0x301) I tried to run chromium-bsu and extremetuxracer, both run around 30 FPS using software rendering. asked 5 years ago viewed 393731 times active 6 months ago Blog Stack Overflow Gives Back 2016 Developers, Webmasters, and Ninjas: What’s in a Job Title? Xhost Unable To Open Display Ubuntu

Windows can do it! The first one is to manually add gamer‘s ACLs after each boot: [email protected] ~ $ sudo setfacl -m user:gamer:rw /dev/dri/card0 This can be added for example to /etc/rc.d/rc.local in order to Not the answer you're looking for? have a peek here Advanced Search

Forum English Get Technical Help Here Applications sudo doesnt open X programs Welcome!

asked 2 years ago viewed 118996 times active 12 months ago Blog Stack Overflow Gives Back 2016 Developers, Webmasters, and Ninjas: What’s in a Job Title? Xhost Command Not Found not packaged in Fedora). Looking forward to it as well as to many flamewars.

I have just added the line: Defaults env_keep="DISPLAY XAUTHORITY" at the end of visudo.

If that is true, why? –Faheem Mitha Jan 10 '14 at 9:36 5 Sometimes root is treated differently than other users. Check if the DISPLAY variable is set. DistroUbuntu 12.10 Quantal Quetzal Re: Upgrade to 10.10 root can't open display If you run the command xhost from the terminal, what output do you get? Error Can't Open Display Linux What is a real-world metaphor for irrational numbers?

March 28, 2014 at 22:33 Reply z says: Very helpful post! hari, when you're X11 forwarding, you aren't using xhost for X authentication. Update your answer to include both and I'll accept it. –Daryl Spitzer Jul 13 '11 at 19:21 1 Interesting. Check This Out Re: xhost unable to open display Talip Hakan Ozturk Mar 7, 2012 3:57 PM (in response to sb92075) Can you try this one # xhost +SI:localuser:oracle Talip Hakan Ozturk Like

I like to know that the unknown script can't delete my personal data by accident. Browse other questions tagged ssh x11 sshd or ask your own question. Output of /tmp/.X11-unix/ directory on remote machine can be seen below: # ls -la /tmp/.X11-unix/ total 0 drwxrwxrwt 2 root root 40 Dec 9 15:44 . After that you can run any application under a different user account inside your desktop session.

Here is what I found online : If you use ssh -X remotemachine the remote machine is treated as an untrusted client. If they are not set, they will probably default to the wrong values and you cannot start and X applications. It involves some fiddling with the system configuration, this is not intended for general users without advanced system knowledge.