Werk #22692: innovaphone: do not crash on channels with a total of 0

Component

Checks & agents

Title

innovaphone: do not crash on channels with a total of 0

Date

Oct 20, 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
2.5.0p19 Not yet released	Checkmk Community, Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT
2.4.0p40 Not yet released	Checkmk Community, Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT

If an innovaphone PBX reported a channel that is up with a total of 0, its Channel service crashed with ZeroDivisionError.

The service is now OK and reports that no channels are available. No usage metric is reported, as usage cannot be derived from 0 channels.