Werk #23001: Redfish: don't crash on a corrupted session file

Component

Checks & agents

Title

Redfish: don't crash on a corrupted session file

Date

Nov 3, 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

If the session file stored by the Redfish special agent was empty or incomplete, the agent crashed with a JSONDecodeError. Overlapping runs of the agent are a known cause, already fixed with Werk #22278.

The agent now ignores an unreadable session file and logs in again.

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