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	5055	October 31, 2019
About the Troubleshooting category	3	1781	October 30, 2019
Speed up the processing of files in the notification spooler	2	24	May 17, 2026
GUI distorted, text not lined up properly	1	25	May 15, 2026
Some Lists of Menu-Items are cut-off horizontally in 2.5 checkmk-raw	5	60	May 15, 2026
Tablespace rules with “Dynamic levels” ignore size condition and override other rules (2.4.0p26) checkmk-v2 , checkmk-enterprise , checkmk-v2-2 , checkmk-raw	0	7	May 15, 2026
Tablespace rules with “Dynamic levels” ignore size condition and override other rules (2.4.0p26) notifications , checkmk-v2-1 , checkmk-v2 , checkmk-enterprise	0	9	May 15, 2026
SNMP monitor Huawei switch unable to fetch the CPU/ Memory	1	15	May 14, 2026
VMware vCenter 8.x – Checkmk 2.4.0p24 only shows VM Power State, but NO CPU/Memory/Disk metrics (VM inventory missing in SOAP Agent) checkmk-appliance	1	45	May 14, 2026
Checkmk Discovery Check crash - Windows ora checkmk-v2	0	16	May 14, 2026
IBM TS4300 Changer Device Threshold	0	11	May 13, 2026
Critical CVE in checkmk 2.5.0 docker image docker	11	170	May 13, 2026
New AVTech Room Alert 3s Plugin No Services Discovered checkmk-v2 , plugin , checkmk-v2-1	4	24	May 13, 2026
Grouping by Operating System in View does not function properly docker	9	83	May 13, 2026
V2.5.0p1 slowness with linux systems using agent updater?	8	109	May 13, 2026
Updated to 2.5.0p2 - Parsing of section qmail_stats/iis_app_pool_state failed checkmk-enterprise , robotmk	0	17	May 13, 2026
Pure storage --performance	4	62	May 12, 2026
Data from the future checkmk-v2-1 , checkmk-v2 , checkmk-v2-2	4	51	May 12, 2026
Mk_jolokia.py reports HTTP 401 while curl works fine	0	19	May 12, 2026
Unable to delete site and omd service fails due to incompatible dist-upgrade checkmk-v2-1	3	22	May 12, 2026
Menu blocks Navigation Bar after update to 2.5 (from 2.4 P27) checkmk-enterprise	8	87	May 12, 2026
New automatic registration of agent updater not working	0	24	May 12, 2026
“Unknown password type.” when trying to add AWS S3 Backup Target.	0	22	May 11, 2026
PostgreSQL services disappear after updating util-linux to 2.42	7	84	May 11, 2026
Best practise for host check icmp and smart ping	6	53	May 11, 2026
Agent_proxmox_ve breaks checkmk 2.5.0 when no subscription is present proxmox	14	162	May 11, 2026
UP/DOWN Status of Docker Containers not Updating docker	5	80	May 11, 2026
Checkmk openssl CVE-15467	22	613	May 8, 2026
Why was a specific contact notified about an event on a host? notifications , checkmk-v2	2	38	May 7, 2026
Check_httpv2 consumes ~15x more CPU than check_http checkmk-v2-4 , plugin	1	90	May 7, 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…