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X11 Error In Xopendisplay

Legend Correct Answers - 10 points ProductsProcessorsMultimediaPhysical IPDevelopment ToolsSecurity on ARMSystem IPTechnologiesInternet of Things SolutionsBuying GuideSupportContact SupportSelf-Service ResourcesTrainingSupport & MaintenanceActive AssistUniversity ProgramCommunityARM Connected CommunityMailing List SubscriptionsRSS UpdatesMarketsInternet of Things (IoT)HomeMobileWearablesEmbeddedInfrastructureARM Educational The screen number specified in the display_name argument is returned by the DefaultScreen macro (or the XDefaultScreen function). I've been stuck by that problem for some time... As the Internet has become an increasingly hostile environment, it has become good practice to only open up services to the Internet when they are really needed.

At least on the new install of 10.04 that I did this morning X11Forwarding was enabled by default. Solution to the authentication credentials problem: sux Instead of su, use sux to switch user id. As normal user for example you cannot use it for a serial connection unless you assign yourself to the dialout group. More specifically, we need to grant access to the RHEL Login Manager.

TIA David Reply With Quote 04-Jul-2012,04:49 #2 martin_helm View Profile View Forum Posts View Blog Entries View Articles Flux Capacitor Penguin Join Date Feb 2010 Location Germany Posts 4,721 Re: XOpenDisplay(NULL) If it is not set at all or set incorrectly you need to fix that, for example export DISPLAY=10.10.10.1:0.0 The second step to check is whether X11 server itself is accessible Search this Thread 03-05-2011, 12:48 PM #1 poehli LQ Newbie Registered: Mar 2011 Posts: 2 Rep: X11 XOpenDisplay Problem Hi Everyone!

Does sputtering butter mean that water is present? [email protected]:/sources/ccode/test# gcc main.c -o main.exe -l X11.so /usr/bin/ld: cannot find -lX11.so collect2: ld returned 1 exit status [email protected]:/sources/ccode/test# ls main.c main.o main.s X11.a X11.so Adv Reply April 12th, 2010 #3 Section 107, the material on this site is distributed without profit exclusivly for research and educational purposes. via iptables rules.

Show 1 reply Re: X11 Display pointer check bug jörg 27-Mar-2014 16:41 (in response to dsd) Hello dsd!I have forwarded this to the right people here at ARM - who confirmed ARM - so any libraries would have to be rebuilt for particular architecture. BTW - I do have an exact test project running without errors in code::blocks and using the same includes Install xbase-clients, if it isn't installed already. –Zoredache Jul 13 '11 at 18:22 I installed it but still have the same problem. (See above.) –Daryl Spitzer Jul 13 '11 There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

This allows those users to access their Linux environment using a graphic (GUI) console connected to the workstation or server. You use /etc/gdm/custom.conf instead. We are making such material available in our efforts to advance understanding of environmental, political, human rights, economic, democracy, scientific, and social justice issues, etc. ARM Mali GraphicsAll Places > ARM Mali Graphics > Discussions Please enter a title.

If the hostname is a host machine name and a single colon (:) separates the hostname and display number, XOpenDisplay connects using TCP streams. Gtk-WARNING **: cannot open display: 1 How to open wcm Commander in os x? Unlike su, it ensures that the id being assumed is given access to the X session cookie so that X applications can be started. svccfg -s x11-server setprop options/tcp_listen=true But during calling the function XOpenDisplay still returns the NULL and now I am getting the error as "no protocol specified".

I need ROOT because I make LibUSB calls and these fail if not ROOT. The remote Windows PC would first need to have an X Windows Server installed like Xming, Exceed Hummingbird, or my personal favorite X-Win 32. This site is perfectly usable without Javascript. When you are able, please make sure to mark your answer as 'accepted' so that others will be able to learn from your solution.

If I set manually DISPLAY=127.0.0.1:10.0, or DISPLAY=::1:10.0 it does work. Thanks, I just didn't do the lib but only the include filepath *duh*. If you need to reset your password, click here. asked 5 years ago viewed 371572 times active 4 months ago Linked 1 error: XDG_RUNTIME_DIR not set in the environment.

Which mechanism is used, is determined by the format of the DISPLAY environment variable. How can ransomware know file types? Binary Convolution Voltage and transistors Why was Susan treated so unkindly?

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Cheers~ –Andrew Kozak May 10 '12 at 14:45 add a comment| up vote 0 down vote Your program should only start once X11 is up and running. The -X option to ssh tells it to try to set up a tunnel through which X11 connections can be forwarded. since i see that Martin has answered and didn't ask about this i guess should assume this all normal... **but**, since i can (as a simple user) USB plug-in and _use_ You you do not want to be tracked by Google please disable Javascript for this site.

Good you mention this now. -- PC: oS 12.1 x86_64 | [email protected] | 16GB | KDE 4.8.4 | GeForce GT 420 ThinkPad E320: oS 12.1 x86_64 | [email protected] | 8GB | More discussions in Solaris 11 All PlacesServer & Storage SystemsOracle SolarisSolaris 11 This discussion is archived 0 Replies Latest reply on Apr 9, 2013 10:25 AM by 854182 Solaris 11 XOpenDisplay Do a "ps -ef | grep listen", and see if it returns your Xserver daemon. They hope these examples will help you to get a better understanding of the Linux system and that you feel encouraged to try out things on your own.

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How to I fix this broken path? i've been wrong before (but not yet today...i _think_), but my guess is the program can and *should* be run as a non-root user....and, all the script hacking to make it You can use PayPal to make a contribution, supporting development of this site and speed up access. file /etc/X11/xdm/kdmrc and changed ServerArgsLocal=-nolisten tcp into ServerArgsLocal= restart computer and still have above argument loaded.

Update: As suggested by Zoredache in the comment below, I ran sudo apt-get install xbase-clients, but I continue to have the same problem. Does anyone know how to remove above argument ? Select the "Remote" tab and in the "Style" window select one of the options other than "Remote login disabled." If that doesn't do it for you, try the next suggestion.