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	4991	October 31, 2019
About the Troubleshooting category	3	1777	October 30, 2019
Archive event only archiving oldest event and not all docker , checkmk-raw	5	43	March 7, 2026
OMD status: defective installation	11	42	March 7, 2026
Can't find the service for Disk and CPU	4	21	March 6, 2026
Windows filesystem check with absolut values checkmk-v2-2	3	11	March 6, 2026
Network port averaging not as expected	9	52	March 6, 2026
After Update to Checkmk 2.3.0p42: The site is currently locked by another activation process checkmk-v2-3 , checkmk-raw , checkmk-v2-2 , checkmk-v2	18	88	March 6, 2026
This service is stale issue	5	12	March 6, 2026
Checkmk \| sed: -e expression #1, char 26: unknown option to `s' after deployment docker	28	319	March 5, 2026
Bug in 2.4.0p22 raw checkmk-v2 , checkmk-v2-2	8	32	March 5, 2026
Test connection always ends with "API Error:Decryption of SNMPv3 password failed." snmp , checkmk-appliance	5	852	March 5, 2026
Auto registration declined	1	24	March 5, 2026
Remote site server backup failure sqlite3.DatabaseError: database disk image is malformed	2	31	March 5, 2026
Multiple btrfs-subvolumes from same partition not recognized properly in monitoring data	9	69	March 4, 2026
Windows Server 2022 Domain Controller boot loop	1	22	March 4, 2026
Why do I get a notification Warning? checkmk-v2 , checkmk-enterprise	6	25	March 4, 2026
Mk_docker.py: _pickle.PicklingError: Can't pickle local object docker , checkmk-v2-1	3	46	March 4, 2026
How to remove check_mk and Check_mk discovery service	1	24	March 4, 2026
How to send notification email from the centralized/hub CheckMk for all spoke checkmk	1	13	March 4, 2026
Mk_mysql plugin bug	1	42	March 3, 2026
Dashboard - autologin checkmk-v2-3	4	63	March 3, 2026
Redfish check plugin seems to override same drive ids	8	47	March 3, 2026
Host groups/service groups have disappeared checkmk-managed , notifications	7	65	March 3, 2026
How to make the notification to use the script notifications	3	19	March 3, 2026
After upgrade from 2.2 to 2.3 graph colors are slightly wrong/changed checkmk-v2-2	1	43	March 3, 2026
Jenkins application monitoring checkmk-v2 , checkmk-enterprise	3	14	March 2, 2026
Checkmk openssl CVE-15467	16	376	March 2, 2026
Problems starting apache2 in Docker container docker , checkmk-raw , checkmk-v2-1	7	39	March 2, 2026
Cmk agent tls not working	2	30	March 2, 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…