Explore the latest product updates and best practices at our hybrid Checkmk Conference #12 from June 16-18, 2026 – Register here

Werk #13229: Drop support for creation of ServiceLabels in legacy plugins

Component Checks & agents
Title Drop support for creation of ServiceLabels in legacy plugins
Date Oct 14, 2021
Level Trivial Change
Class New Feature
Compatibility Incompatible - Manual interaction might be required
Checkmk versions & editions
2.1.0b1 Checkmk Community, Checkmk Pro, Checkmk Ultimate MT

This werk only affect users who have implemented their own pre Checkmk 2.0 check plugins (those in local/share/check_mk/checks) and where creating ServiceLabels.

Plugins trying to create ServiceLabel instances will fail with a NameError.

The afore mentioned feature is no longer supported. Creation of service labels can now only be implemented using the new check API. For details please refer to the Sphinx documentation of the Service and ServiceLabel classes in the "Help" menu of your Checkmk site.

To the list of all Werks