Werk #20025: Fix crash when saving custom user attribute sync settings for an LDAP connection via the REST API

Component

REST API

Title

Fix crash when saving custom user attribute sync settings for an LDAP connection via the REST API

Date

Aug 28, 2026

Level

Trivial Change

Class

Bug Fix

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

3.0.0b1 Not yet released	Checkmk Community, Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT
2.5.0p13 Not yet released	Checkmk Community, Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT
2.4.0p37 Not yet released	Checkmk Community, Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT

Creating or updating an LDAP connection via the REST API crashed with a TypeError whenever the sync plugins configuration included a custom user attribute.

This has been fixed; custom user attribute sync settings can now be created and updated through the REST API as expected.

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