/etc/pve/local/pve-ssl.key: failed to load local private key (key_file or key) at /usr/share/perl5/

Hi,
please describe your problem in more detail.

What is the output of the following
Code:
pveversion -v
systemctl status pve-cluster.service pveproxy.service pvedaemon.service
?
 
Hello,
I have similar problem/issue.

Code:
wrz 13 09:18:39 hv-panther-08.hhh.host.nask.pl pveproxy[15997]: /etc/pve/local/pve-ssl.key: failed to load local private key (key_file or key) at /usr/share/perl5/PVE/APIServer/AnyEvent.pm line 1891.
wrz 13 09:18:39 hv-panther-08.hhh.host.nask.pl pveproxy[15998]: /etc/pve/local/pve-ssl.key: failed to load local private key (key_file or key) at /usr/share/perl5/PVE/APIServer/AnyEvent.pm line 1891.
wrz 13 09:18:39 hv-panther-08.hhh.host.nask.pl pveproxy[15999]: /etc/pve/local/pve-ssl.key: failed to load local private key (key_file or key) at /usr/share/perl5/PVE/APIServer/AnyEvent.pm line 1891.

here are outputs :

Code:
pveversion -v
proxmox-ve: 6.4-1 (running kernel: 5.4.189-2-pve)
pve-manager: 6.4-15 (running version: 6.4-15/af7986e6)
pve-kernel-5.4: 6.4-18
pve-kernel-helper: 6.4-18
pve-kernel-5.4.189-2-pve: 5.4.189-2
ceph-fuse: 12.2.11+dfsg1-2.1+b1
corosync: 3.1.5-pve2~bpo10+1
criu: 3.11-3
glusterfs-client: 5.5-3
ifupdown: residual config
ifupdown2: 3.0.0-1+pve4~bpo10
libjs-extjs: 6.0.1-10
libknet1: 1.22-pve2~bpo10+1
libproxmox-acme-perl: 1.1.0
libproxmox-backup-qemu0: 1.1.0-1
libpve-access-control: 6.4-3
libpve-apiclient-perl: 3.1-3
libpve-common-perl: 6.4-5
libpve-guest-common-perl: 3.1-5
libpve-http-server-perl: 3.2-4
libpve-storage-perl: 6.4-1
libqb0: 1.0.5-1
libspice-server1: 0.14.2-4~pve6+1
lvm2: 2.03.02-pve4
lxc-pve: 4.0.6-2
lxcfs: 4.0.6-pve1
novnc-pve: 1.1.0-1
proxmox-backup-client: 1.1.14-1
proxmox-mini-journalreader: 1.1-1
proxmox-widget-toolkit: 2.6-2
pve-cluster: 6.4-1
pve-container: 3.3-6
pve-docs: 6.4-2
pve-edk2-firmware: 2.20200531-1
pve-firewall: 4.1-4
pve-firmware: 3.3-2
pve-ha-manager: 3.1-1
pve-i18n: 2.3-1
pve-qemu-kvm: 5.2.0-7
pve-xtermjs: 4.7.0-3
qemu-server: 6.4-2
smartmontools: 7.2-pve2
spiceterm: 3.1-1
vncterm: 1.6-2
zfsutils-linux: 2.0.7-pve1

Code:
● pve-cluster.service - The Proxmox VE cluster filesystem
   Loaded: loaded (/lib/systemd/system/pve-cluster.service; enabled; vendor pres
   Active: active (running) since Tue 2022-09-13 09:14:24 UTC; 8min ago
  Process: 1255 ExecStart=/usr/bin/pmxcfs (code=exited, status=0/SUCCESS)
 Main PID: 1256 (pmxcfs)
    Tasks: 7 (limit: 4915)
   Memory: 46.7M
   CGroup: /system.slice/pve-cluster.service
           └─1256 /usr/bin/pmxcfs

wrz 13 09:16:36 hv-panther-08.hhh.host.nask.pl pmxcfs[1256]: [status] notice: re
wrz 13 09:17:01 hv-panther-08.hhh.host.nask.pl pmxcfs[1256]: [status] notice: re
wrz 13 09:17:32 hv-panther-08.hhh.host.nask.pl pmxcfs[1256]: [status] notice: re
wrz 13 09:18:01 hv-panther-08.hhh.host.nask.pl pmxcfs[1256]: [status] notice: re
wrz 13 09:19:02 hv-panther-08.hhh.host.nask.pl pmxcfs[1256]: [status] notice: re
wrz 13 09:19:59 hv-panther-08.hhh.host.nask.pl pmxcfs[1256]: [status] notice: re
wrz 13 09:20:01 hv-panther-08.hhh.host.nask.pl pmxcfs[1256]: [status] notice: re
wrz 13 09:21:01 hv-panther-08.hhh.host.nask.pl pmxcfs[1256]: [status] notice: re
wrz 13 09:22:02 hv-panther-08.hhh.host.nask.pl pmxcfs[1256]: [status] notice: re
wrz 13 09:22:07 hv-panther-08.hhh.host.nask.pl pmxcfs[1256]: [status] notice: re

Code:
● pveproxy.service - PVE API Proxy Server
   Loaded: loaded (/lib/systemd/system/pveproxy.service; enabled; vendor preset:
   Active: active (running) since Tue 2022-09-13 09:14:26 UTC; 8min ago
  Process: 1642 ExecStartPre=/usr/bin/pvecm updatecerts --silent (code=exited, s
  Process: 1650 ExecStart=/usr/bin/pveproxy start (code=exited, status=0/SUCCESS
 Main PID: 1652 (pveproxy)
    Tasks: 4 (limit: 4915)
   Memory: 138.6M
   CGroup: /system.slice/pveproxy.service
           ├─1652 pveproxy
           ├─6863 pveproxy worker
           ├─6864 pveproxy worker
           └─6865 pveproxy worker

wrz 13 09:22:53 hv-panther-08.hhh.host.nask.pl pveproxy[1652]: starting 2 worker
wrz 13 09:22:53 hv-panther-08.hhh.host.nask.pl pveproxy[1652]: worker 6863 start
wrz 13 09:22:53 hv-panther-08.hhh.host.nask.pl pveproxy[1652]: worker 6864 start
wrz 13 09:22:53 hv-panther-08.hhh.host.nask.pl pveproxy[6474]: worker exit
wrz 13 09:22:53 hv-panther-08.hhh.host.nask.pl pveproxy[6863]: /etc/pve/local/pv
wrz 13 09:22:53 hv-panther-08.hhh.host.nask.pl pveproxy[6864]: /etc/pve/local/pv
wrz 13 09:22:53 hv-panther-08.hhh.host.nask.pl pveproxy[1652]: worker 6474 finis
wrz 13 09:22:53 hv-panther-08.hhh.host.nask.pl pveproxy[1652]: starting 1 worker
wrz 13 09:22:53 hv-panther-08.hhh.host.nask.pl pveproxy[1652]: worker 6865 start

here are errors :
Code:
pveproxy[21484]: /etc/pve/local/pve-ssl.key: failed to load local private key (key_file or key) at /usr/share/perl5/PVE/APIServer/AnyEvent.pm line 1891.
wrz 13 09:29:51 hv-panther-08.hhh.host.nask.pl pveproxy[21485]: /etc/pve/local/pve-ssl.key: failed to load local private key (key_file or key) at /usr/share/perl5/PVE/APIServer/AnyEvent.pm line 1891.
wrz 13 09:29:51 hv-panther-08.hhh.host.nask.pl pveproxy[21486]: /etc/pve/local/pve-ssl.key: failed to load local private key (key_file or key) at /usr/share/perl5/PVE/APIServer/AnyEvent.pm line 1891.


Code:
● pvedaemon.service - PVE API Daemon
   Loaded: loaded (/lib/systemd/system/pvedaemon.service; enabled; vendor preset
   Active: active (running) since Tue 2022-09-13 09:14:25 UTC; 16min ago
  Process: 1611 ExecStart=/usr/bin/pvedaemon start (code=exited, status=0/SUCCES
 Main PID: 1638 (pvedaemon)
    Tasks: 4 (limit: 4915)
   Memory: 136.9M
   CGroup: /system.slice/pvedaemon.service
           ├─1638 pvedaemon
           ├─1639 pvedaemon worker
           ├─1640 pvedaemon worker
           └─1641 pvedaemon worker

wrz 13 09:14:24 hv-panther-08.hhh.host.nask.pl systemd[1]: Starting PVE API Daem
wrz 13 09:14:25 hv-panther-08.hhh.host.nask.pl pvedaemon[1638]: starting server
wrz 13 09:14:25 hv-panther-08.hhh.host.nask.pl pvedaemon[1638]: starting 3 worke
wrz 13 09:14:25 hv-panther-08.hhh.host.nask.pl pvedaemon[1638]: worker 1639 star
wrz 13 09:14:25 hv-panther-08.hhh.host.nask.pl pvedaemon[1638]: worker 1640 star
wrz 13 09:14:25 hv-panther-08.hhh.host.nask.pl pvedaemon[1638]: worker 1641 star
wrz 13 09:14:25 hv-panther-08.hhh.host.nask.pl systemd[1]: Started PVE API Daemo