Searching for The X Server Does Not Support The Xrandr Extension Redhat information? Find all needed info by using official links provided below.
https://www.linuxquestions.org/questions/linux-newbie-8/changing-resolution-in-red-hat-gnome-using-ultravnc-890592/
Jul 08, 2011 · I'm accessing a Red Hat Linux 5.5 machine with Gnome 2.16 and UltraVNC. I've started "vncserver" and am accessing my Linux desktop fine from my Windows machine. However, I can't change the resolution as I'm told: The X Server does not support the XRandR extension. Runtime resolution changes to the display size are not available.
https://http.download.nvidia.com/solaris/310.44/README/xrandrextension.html
This NVIDIA driver release contains support for the X Resize and Rotate (RandR) Extension versions 1.1, 1.2, and 1.3. The version of the RandR extension advertised to X clients is controlled by the X server: the RandR extension and protocol are provided by the X server, which routes protocol requests to the NVIDIA X driver.
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/considerations_in_adopting_rhel_8/desktop-and-graphics_considerations-in-adopting-rhel-8
Red Hat does not support migration from RHEL 7 with KDE to RHEL 8 GNOME. Users of RHEL 7 with KDE are recommended to back up their data and install RHEL 8 with GNOME Shell. ... add the local user root in the X server access control list. As a result, ... The xrandr utility is not supported because Wayland handles layout, rotations, and ...
https://access.redhat.com/solutions/222813
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https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/installing_identity_management/preparing-the-system-for-ipa-server-installation_installing-identity-management
The Red Hat Customer Portal delivers the knowledge, expertise, and guidance available through your Red Hat subscription. Chapter 1. Preparing the system for Identity Management server installation Red Hat Enterprise Linux 8 Red Hat Customer Portal
https://access.redhat.com/discussions/3240641
The command line does not have the -nolisten tcp option, and the lsof output indicates that the X server seems to be listening for incoming network connections. If your RHEL74 is in default configuration, it is using firewalld and rejecting all incoming connection attempts that are not SSH.
https://stackoverflow.com/questions/12644001/how-to-add-the-missing-randr-extension
I have setup the xvfb server on my headless server and when I m running the DISPLAY=:99 firefox I am getting this exception missing RANDR extension. Many of them said to disable some xinerna from the xorg.conf file but this file is not getting created in my case. So I am searching for how to add the missing RANDR extension.
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.4_release_notes/known_issues_desktop
After the upgrade to firefox-52.1.2-.el7.x86_64 and further, the browser does not start in some cases. This is due to the nspr and nss packages not being updated from the Red Hat Enterprise Linux 7.4 batch. To work around this problem, update the nspr and nss packages from Red Hat Enterprise 7.4 release. Another possible workaround is to ...
https://askubuntu.com/questions/287096/how-to-change-the-screen-resolution-in-vnc-viewer-for-ubuntu-12-04-without-a-mon
but this does not make sense to me, if I plug in the monitor back and run the xrandr command, it works again! It seems that Ubuntu must conntect to a real monitor before I can change my resolution in …
https://www.x.org/wiki/guide/extensions/
As described in the Communication Between Client and Server chapter, the X Window System has evolved over time via the X11 protocol's extension mechanism, which allows defining new protocol requests, events and errors that servers may support. Most extensions include a versioning mechanism that allows clients to discover which features the extension supports.
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