Werk #16728: Allow dashes in custom tag groups

Name: checkmk
Rating: 4.7 (114 reviews)

Component

Setup

Title

Allow dashes in custom tag groups

Date

Jun 2, 2025

Level

Trivial Change

Class

Bug Fix

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

2.5.0b1 Not yet released	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.4.0p3	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)

A recent change prohibited the use of hyphens in tags and auxiliary tags, causing failures in instances that already contained tags with hyphens. This change reverses that behaviour and hyphens are now permitted again.

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