Werk #14753: Fix possible TypeError on views

Component User interface
Title Fix possible TypeError on views
Date Sep 12, 2022
Checkmk Editon Checkmk Raw (CRE)
Checkmk Version 2.2.0i1 2.1.0p12 2.0.0p29
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed

If you used views like "Host groups" with column "Hosts colored according to state" and without column "Host alias" an error like "TypeError: unhashable type: 'list'" occurred.

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