Werk #19904: vSphere special agent: fix crash on empty stored timestamp

Component

Checks & agents

Title

vSphere special agent: fix crash on empty stored timestamp

Date

Jun 23, 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
2.5.0p8 Not yet released	Checkmk Community, Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT

The agent could abort with "ValueError: could not convert string to float: ''" when a stored timestamp was empty, before fetching any performance data. Empty or unparsable timestamps now fall back to a default instead of crashing.

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