Latest Troubleshooting topics

Topic	Replies	Views	Activity
Troubleshooting FAQ This is a Wiki topic for troubleshooting Checkmk. Feel free to contribute! Template for troubleshooting posts Here is the post template that you can use to make your issue clearer to everyone. Just edit out the sample p…	1	4974	October 31, 2019
About the Troubleshooting category	3	1777	October 30, 2019
Checkmk not monitoring temperature after Ruckus icx firmware update	3	25	February 12, 2026
Nvidia_smi plugin: Parsing of section nvidia_smi failed	3	25	February 12, 2026
Browser Dashboard "Error fetching data" checkmk-v2-2 , dashboards	29	749	February 11, 2026
Ubuntu 25.04 Openssl 3.4	3	65	February 11, 2026
Monitoring FortiGate virtual interfaces via SNMP v3 checkmk-enterprise , checkmk-v2	2	37	February 11, 2026
Checkmk openssl CVE-15467	11	224	February 10, 2026
Grouping by Operating System in View does not function properly docker	8	66	February 10, 2026
Veeam: Time since last Backup Rule doesn't work (no effect) checkmk-enterprise , checkmk-v2-3	18	499	February 10, 2026
CPU utilization "Cpus Graph" empty since Update to 2.4	4	40	February 10, 2026
Distributed Environment monitor remote sites status checkmk-enterprise	10	49	February 10, 2026
Checkmk-raw not redirecting to https behind a reverse proxy docker , checkmk-raw , checkmk-v2 , checkmk-v2-4	0	19	February 9, 2026
SNMP-plugin is only working temporarily checkmk-v2-2 , checkmk-v2-1	7	36	February 9, 2026
ImportError: libldap-2.5.so.0: cannot open shared object file: No such file or directory after trixie upgrade	3	40	February 9, 2026
Checkmk Nagios SNMP Plugin SHA2 for Dell iDrac	2	28	February 9, 2026
[special_proxmox_ve] KeyError proxmox	16	177	February 6, 2026
Mk_docker.py: _pickle.PicklingError: Can't pickle local object docker , checkmk-v2-1	0	21	February 6, 2026
Size and age of files	0	18	February 6, 2026
Cmk v2.x How to change degree values of the plugin S.M.A.R.T checkmk-v2 , proxmox	0	9	February 6, 2026
Create downtime history view of hosts checkmk-enterprise	2	42	February 5, 2026
Interface problem "interface in crit (unknown)crit, speed: 1 gbit/s (assumed), in: 0.00 b/s (0%), out: 0.00 b/s (0%)"	9	34	February 5, 2026
Avoiding service collisions for identically named NetApp LUNs bug , checkmk-enterprise , plugin , checkmk-v2-3	2	48	February 5, 2026
Interface Bezeichnungen XEN Server	0	23	February 4, 2026
CheckMK Appliance upgrade: Syntax error in step 42 checkmk-appliance	0	25	February 4, 2026
Don't know what I have wrong	4	63	February 4, 2026
CheckMK Appliance Network not coming up checkmk-enterprise , checkmk-appliance	5	86	February 3, 2026
“All hosts appear in Setup, but some hosts do not appear in Monitoring or on the Dashboard.”	2	43	February 3, 2026
Can I migrate or transfer my checkmk from RHEL to ubuntu? checkmk-raw	1	55	February 2, 2026
Warn and crit lines in graph from local script	1	29	January 31, 2026

Troubleshooting FAQ

This is a Wiki topic for troubleshooting Checkmk. Feel free to contribute! Template for troubleshooting posts Here is the post template that you can use to make your issue clearer to everyone. Just edit out the sample p…