uefi

  1. K

    PVE 9 and Windows 2025 Iso : error 0xc000014c /efi/microsoft/boot/bcd

    Hello I'm making this post to report an issue, there is a workaround and it is not really blocking, but could be annoying for someone, and it made me lose a few hours to "fix". a fresh installation of PVE9 on a test machine, iso 9.0.1 (and also upgraded to 9.0.4 with the no subscription repo...
  2. R

    [ISSUE] No UEFI boot after Proxmox 9 upgrade from legacy boot

    Hello everyone! I wanted to share my story so that I hope nobody will have to endure what i had to. I recently upgraded my Proxmox server from version 8 to 9. Running the command pve8to9I understood that i needed to uninstall systemd-boot and install grub-efi-amd64, and so I did, and continued...
  3. I

    VM - UEFI - Rocky Linux 10 - fwupdmgr get-upgrades - capsules-unsupported

    Hi, I recently installed Rocky Linux 10 in a VM configured to start in UEFI (using OMVF bios) all running fine using x86-64-v3 processor and i440fx board. When logging in, to the terminal there is a message that says: 1 dispositivo tiene una actualización disponible. Ejecute `fwupdmgr...
  4. K

    Converting a PVE host disk from legacy MBR to UEFI GPT

    Ladies/Gentlemen, I recently upgraded my home media server from Proxmox 8 to version 9, following the instructions on the wiki. Since I originally installed PVE in Legacy MBR mode, I’m wondering if it’s possible to convert the host system disk to a more modern UEFI GPT mode without data...
  5. J

    [SOLVED] Grub-install error while upgrading from Proxmox 8 to 9

    Hi everyone, While upgrading from Proxmox 8 to 9 I had the following error while running apt dist-upgrade: Setting up grub-efi-amd64 (2.12-9+pmx2) ... Replacing config file /etc/default/grub with new version Installing for x86_64-efi platform. grub-install.real: error: cannot find EFI...
  6. G

    UEFI + Grub - General topic

    Hello fellow proxmians. Today I'd like to address the lingering issue of EFI boot process with grub. Because unfortunately I had to mark it as UNSTABLE. Boot process, that is efi+grub+kernel is the most crucial process to the whole linux server world. As we do have a STABLE kernel, which shows...
  7. P

    Need Help with Windows 11 24H2 VM on Proxmox 8.4 with HDD: OVMF Boot Issue

    Hello everyone, I’m trying to set up a portable Windows 11 24H2 VM on Proxmox VE 8.4, using HDDs for storage, but I’m running into boot problems. I’d really appreciate any advice or insights you could share! Here’s what’s happening: With Seabios: The Windows installer gives the error: "This...
  8. E

    Proxmox VE 8.3 and 8.4 freeze at “Waiting for /dev to be fully populated” on WRX90E + Threadripper PRO

    Hi everyone, I’m trying to install Proxmox VE on a new workstation/server with the following setup: Motherboard: ASUS Pro WS WRX90E-SAGE SE CPU: AMD Ryzen Threadripper PRO 7965WX (24 cores) RAM: 128 GB DDR5 Storage: 2x Samsung 990 Pro 2TB NVMe + 2x WD Black SN770 1TB NVMe IPMI/BMC enabled...
  9. S

    [SOLVED] No harddisks found

    Hi everyone, I am having issues installing proxmox on my server. Here is my config: - Ryzen 9 9950x - Gigabyte x870 Gaming Wifi 6 - Crucial SATA bx500 (for proxmox) - Sabrent Rocket 1tb nvme (for VMs) - 2x SK hynix platinum P41 nvme (to setup in raid 0 to install games for a windows gaming VM)...
  10. O

    Kein PXE-Boot bei UEFI Boot

    Hallo zusammen, ich betreibe eine kleinen Proxmox-Single-Server und habe seit einigen Tagen das Problem, dass bei allen Maschinen der PXE-Boot beim Starten "weg" ist. Vor 2 Tagen habe ich 2 zusätzliche Netzwerkkabel angeschlossen, um dem Server auf den verschiedenen NICs verschiedene VLANs zur...
  11. C

    [SOLVED] Changing kernel parameters on a uefi machine

    Hello all, I want to change some kernel parameters, to increase the performance of my PVEs. I want to set the processor.max_cstate=1 and intel_idle.max_cstate=0 parameters. So, I updated /etc/default/grub, added the options to the GRUB_CMDLINE_LINUX variable, and ran both update-grub and...
  12. P

    [SOLVED] "Welcome to GRUB" after apt dist-upgrade

    I did an update today: Start-Date: 2025-02-28 07:25:33 Commandline: apt-get dist-upgrade Upgrade: librados2:amd64 (17.2.7-pve3, 17.2.8-pve1), ceph-fuse:amd64 (17.2.7-pve3, 17.2.8-pve1), proxmox-widget-toolkit:amd64 (4.3.4, 4.3.6), libpve-rs-perl:amd64 (0.9.1, 0.9.2), libproxmox-acme-perl:amd64...
  13. T

    PCI Graphics Passthrough Issue

    HI, Lately, I have been trying to set up the PCIE Graphics passthrough with a Nivida GT 710 on a dell Poweredge R610, but once I start up my VM, I get this error message. Been scratching my head to try to find a solution to this issue, any help would be greatly appreciated. Thanks! error...
  14. S

    SeaBIOS fails to boot with Display=None, and OVMF fails to read data from VirtiO disks?

    I have a VM using GPU passthrough - and it works fine. I can see the GPU inside the VM and interact with it generally. In an effort to use this GPU as my primary display, I need to _disable_ the implicit video device that Proxmox firmware supplies to the VM, so I changed `Hardware` > `Display` =...
  15. G

    [SOLVED] Issue with UEFI Firmware Update on Linux VMs in Proxmox

    Hi everyone, I’m new to the Proxmox community and have encountered an issue that I can’t seem to resolve, despite trying several steps and getting help from ChatGPT. I hope someone here can assist me. I have a server running Proxmox, and all Linux virtual machines (Debian 12 and Ubuntu 22.04...
  16. G

    Unable to change Legacy boot to UEFI

    I have a Proxmox (currently running version 8.3) server, that was installed on ZFS RAID1 a few years ago, booting Legacy BIOS mode. There is a 512MB EFI partition present on the boot drives, but when I switch the BIOS to EFI boot mode. nothing happens beside the EFI shell starting. Searching...
  17. V

    Fixing UEFI after migration

    Hi there friends! I'm attempting to move off ESXi on a server (surprise, surprise), and one of my VMs is being particularly petulant. It's a Debian 12 VM, running a pretty standard LAMP stack, set up to boot with UEFI. I tried moving it with the ESXi Import function, and when I did, it sends...
  18. R

    [SOLVED] Error: bad shim signature on 6.8.12-5-pve kernel

    Hello all, Seems like the issue I was having where I couldn't install Proxmox with UEFI enabled because I was getting a SHIM error is coming up with the lates 6.8.12-5-pve kernel. Loading Linux 6.8.12-5-pve ... error: bad shim signature. Loading initial ramdisk ... error: you need to load the...
  19. S

    [SOLVED] UEFI Boot Display suddenly not initializing (yet?)

    Hello all! I'm having a bear of an issue trying to figure out why my windows server VM suddenly went offline. For context, I'd been having a BlueScreening issue as a result of using iSCSI, in an attempt to fix it my colleague unchecked the 'Use LUNs Directly' option (since we run 3 or 4 VMs off...
  20. D

    [SOLVED] Mint-Ubuntu-Debian doesn't installing\launching on UEFI

    So, im trying to install Mint-Ubuntu-Debian on vm, and it doesnt work with UEFI, noone of this, so as result i stopped on Mint (if it help, its linuxmint-22-cinnamon-64bit.iso) to test different solutions (but no result atm). Problem: Before installation end, linux requesting remove cd-rom. If...