#troubleshooting
Every post tagged troubleshooting.
Blog posts
How to Resize an LXC Container's Root Disk in Proxmox VE (Fix a Full Disk with pct resize)
Running out of space inside an LXC container? Here's how to safely grow the container's root disk with pct resize or the Proxmox web interface, plus the mistakes that trip people up and why some storage types won't let you do it live.
How to Resize local-lvm and Grow Your Root Partition in Proxmox VE (Reclaim Wasted Disk Space)
Fresh Proxmox VE install and your root filesystem is already capped at 96 GB while local-lvm sits on hundreds of unused gigabytes? Here's how to safely remove or shrink that thin pool and hand the space back to root.
How to Change the Boot Order of a VM in Proxmox VE (Fix Boot Loops and "No Bootable Device" Errors)
Your Proxmox VE VM keeps booting into the installer, or won't boot at all? Learn how boot order works and how to fix it from the web interface or the command line.
How to Fix DNS Problems in Proxmox VE (Set DNS for Host, Containers, and VMs)
Getting "Temporary failure in name resolution" on a fresh Proxmox VE install? DNS is configured separately for the host, LXC containers, and VMs. Here's where each setting lives and how to fix it.
How to Find and Read Proxmox VE Logs: A Beginner's Guide to the Task Log, System Log, and journalctl
When a backup fails or a VM won't boot, the fix starts with finding the right log. This guide walks through Proxmox VE's Task History, System Log tab, and journalctl so you stop guessing and start diagnosing.
How to Fix "Login Failed. Please Try Again" in Proxmox VE (Realms Explained)
Typed the right password but Proxmox VE still says login failed? It's almost always the Realm dropdown, not your password. Here's what realms are and how to fix it.
Why Is Your Proxmox VE Storage Full? How to Check Disk Usage and Free Up Space
Proxmox says your storage is nearly full, but the numbers don't add up? Here's why local-lvm's usage bar lies to you, how to check real disk usage with pvesm status, lvs, and zfs, and how to safely free up space.
How to Fix Time Zone and NTP Sync Problems in Proxmox VE (Chrony, timedatectl, and Clock Drift)
Proxmox VE relies on an accurate clock for cluster quorum, TLS certificates, and backup schedules. Here's how to check your sync status, set the right time zone, and fix chrony NTP problems step by step.
How to Fix "Communication Failure (0)" in Proxmox VE (When the Web Interface Won't Load)
Proxmox VE's web interface throwing "Communication failure (0)" usually comes down to one of four things: a full disk, a crashed pveproxy, an expired certificate, or a blocked port. Here's how to find out which, fast.
Page 3 of 5