Werk #19219: DCD: cmk-dcd error handler crashes on args.debug, masking real DCD error

Component

Dynamic host configuration

Title

DCD: cmk-dcd error handler crashes on args.debug, masking real DCD error

Date

Jul 7, 2026

Level

Trivial Change

Class

Bug Fix

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

3.0.0b1 Not yet released	Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT
2.5.0p9 Not yet released	Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT
2.4.0p34 Not yet released	Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT

The cmk-dcd command line tool crashed with an AttributeError whenever an error occurred during command execution. The error handler referenced an undefined --debug flag, masking the original error with an unrelated traceback.

This has been fixed.

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