Werk #15035: wut_webio: handling of case when state is empty

Component Checks & agents
Title wut_webio: handling of case when state is empty
Date Dec 7, 2022
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed
Checkmk versions & editions
2.2.0b1 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.1.0p18 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

It is possible that a device occasionally returns an empty string for different reasons such as a firmware problem. Prior to this werk, this case was left unhandled. This werk resolves this issue.

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