Werk #19237: Render custom graphs with scalars and/or constants only

Component

User interface

Title

Render custom graphs with scalars and/or constants only

Date

Feb 6, 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
2.5.0b1	Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT
2.4.0p22	Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT

Custom graphs containing only scalars and/or constants did not render. As a result, the Checkmk UI always displayed an empty canvas, preventing users who created such graphs from viewing their data. After this fix, these graphs now display correctly without requiring any user action.

To the list of all Werks