- Proxmox “pve-apt-hook failed”: why upgrades get blocked and how to unblock safely
- Replace vCenter with Proxmox: what you gain, what you lose, and workarounds that actually work
- Proxmox systemd “Dependency failed”: Find the Service That Breaks Boot
- Proxmox “could not resolve host”: DNS/IPv6/proxy quick root-cause workflow
- Proxmox “pmxcfs is not mounted”: why /etc/pve is empty and how to recover
- Proxmox Won’t Boot After a Kernel Update: Roll Back via GRUB the Right Way
- Proxmox “failed to start pve-ha-lrm”: why HA won’t start and what to check
- Proxmox Web UI Won’t Open on Port 8006: Restart pveproxy and Get Access Back
- Proxmox “dpkg was interrupted”: Fix Broken Packages Without Reinstalling
- Proxmox “pve-cluster.service failed”: How to Bring the Cluster Stack Back Up
- Proxmox Clustering and HA: How It Works, What Breaks, and How to Design It Properly
- Proxmox “Login Failed” When the Web UI Loads: Top Causes and Fixes
- ESXi Alternatives for SMB: Proxmox vs XCP-ng vs Hyper-V
- Proxmox “VM is locked (backup/snapshot)”: how to remove a lock safely
- Proxmox pveproxy.service failed: 7 common causes and the right fix order
- Proxmox “Connection refused” on 8006 after updates: what to check first
- Proxmox Ceph “mon down/out of quorum”: restoring monitors and quorum without panic
- Proxmox Ceph OSD Down: Disk vs Network vs Service — Fast Identification
- Proxmox pvedaemon.service Failed: Why Tasks Don’t Run and How to Fix It
- Proxmox No-Subscription Repository: Configure Repos Without Breaking Upgrades
- Proxmox “bridge port has no carrier”: Fast Troubleshooting for Cable, Switch, and Driver Issues
- Proxmox 2FA Lockout: How to Avoid It (and How to Recover Fast)
- Proxmox “cannot initialize CMAP service”: Corosync/pmxcfs troubleshooting checklist
- Proxmox “backup storage not available on node”: why “shared” isn’t shared
- Fix Proxmox pve-firewall.service Failed Without Locking Yourself Out
- Proxmox Ceph PG Stuck/Inactive: What to Do Before Data Risk Escalates
- Proxmox SSL certificate broke: fast ways to restore Web UI access safely
- Proxmox firewall locked you out: restore SSH/Web UI from console without panic
- Proxmox HA “cannot start resource”: finding the real blocker (quorum, storage, network)
- Proxmox Disks Not Detected: HBA, BIOS, and Cabling Quick Checklist
- Proxmox “cluster not ready – no quorum?”: restore quorum without making it worse
- Proxmox “node not in cluster”: what happened and how to rejoin correctly
- Proxmox “unable to write /etc/pve/*”: disk, pmxcfs, or permissions — how to tell
- Proxmox “cluster filesystem not ready”: why it happens and how to fix it
- Proxmox Failed After Update: Roll Back Kernel, Fix Boot, and Recover a Broken Node Safely
- Proxmox Ceph HEALTH_WARN: Where to Start Troubleshooting Safely
- Proxmox “Can’t Remove Node”: Safe Node Removal From a Cluster
- Proxmox LDAP/AD Login Fails: Where the Auth Chain Breaks and How to Fix
- Proxmox Firewall Rules Don’t Apply: iptables vs nftables Conflicts Explained
- Proxmox got slower after upgrade: the first checks that usually reveal the cause
- Proxmox “TASK ERROR: timeout waiting for …”: pinpoint what actually timed out
- Proxmox Corosync “link down”: why the cluster flaps and how to stabilize it
- Proxmox filesystem becomes read-only: why it happens and how to recover
- Proxmox “cannot get exclusive lock”: what’s holding the VM and how to release it
- Ceph on Proxmox: when it’s worth it, when it’s a trap, and how to size it correctly