Web UI & service

Articles

• 🛠️ Fix: "Failed to Connect to Server" When Opening a VM Console (noVNC)

  When you open a VM from the ggRock admin panel, such as ToolchainVM or an image VM, the noVNC screen shows a red banner reading "Failed to connect to server", and the console never loads.

  Updated Nov 4, 2026
• Advanced: Remove current owner / license from a ggRock server

  Use this procedure when you need to dissociate a ggRock server from its current center — for example when the server is being sold or transferred so the buyer can register it to a different center.…

  Updated Nov 4, 2026
• After a new installation of ggRock, unable to change password or log in due to being returned to the initial login screen (0.1.853 ONLY)

  Change password screen appears briefly when logging in the first time on a new ggRock install, however the password cannot be changed

  Updated Nov 4, 2026
• Cannot access ggRock Web UI, This site can't be reached

  This site can't be reached This article describes a workaround and a solution to an issue which might prevent access to the ggRock Web.

  Updated Nov 4, 2026
• Cannot log into the ggRock Web UI

  When attempting to log into the ggRock Web UI, a "Username or password is incorrect." error is displayed in the upper-right corner of the ggRock Web UI.

  Updated Nov 4, 2026
• Empty UI but PCs boot, console displays "Failed to add dependency on libvirtd, ignoring: Unknown error -22"

  systemd[1]: /lib/systemd/system/ggrock.service:3: Failed to add dependency on libvirtd, ignoring. Unknown error -22

  Updated Nov 4, 2026
• ggRock client fails to connect to the server (SignalR negotiate returns 405)

  A redirect in the ggRock server's Nginx config can stop the ggRock client from communicating with the server, which appears as the client failing to start and looping. This article explains why it…

  Updated Nov 4, 2026
• ggRock indicates a VM is running when it is not, cannot control VM, internal server error

  The ggRock server says a VM is running even when it is not.

  Updated Nov 4, 2026
• ggRock License Inactive - Expired

  Expired appears in the ggRock Web UI. PCs will not PXE boot to ggRock successfully.

  Updated Nov 4, 2026
• ggRock Machines missing from Machines tab after Linux Kernel Update - HTTP 5xx Server Error No More network devices

  This article details linux administration tasks necessary if a Linux kernel update results in an inability for ggRock to function.

  Updated Nov 4, 2026
• ggRock Server Unreachable, ZFS crashing, ggrock-linux-configurator not updating IP

  ggRock Machines Unable to Boot

  Updated Nov 4, 2026
• How to check the status of the ggRock Service

  This article describes steps necessary to check the status of the ggRock server application using systemctl.

  Updated Nov 4, 2026
• How to verify the status of the ggRock Service

  Access the server console via a direct connection to the server, SSH, or via Debian Control Panel.

  Updated Nov 4, 2026
• Internal Server Error, No Records Available, Machines and Array tabs Empty

  This article summarizes and provides a solution for a situation which can result in internal server errors and blank displays for Machines, Array, and Images

  Updated Nov 4, 2026
• Internal Server Error: No records found. The Machines and Array tabs are empty.

  "Internal Server Error" as well as "No records available." is displayed at the ggRock Console for Machines, Array, and Images.

  Updated Nov 4, 2026
• View the ggRock Server Log

  This article describes steps necessary to view the log for the ggRock Server Application using journalctl.

  Updated Nov 4, 2026