Werk #11922: Fix TypeError in case of "None" value for status host

Component User interface
Title Fix TypeError in case of "None" value for status host
Date Jan 22, 2021
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed
Checkmk versions & editions
2.1.0b1 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)
2.0.0b6 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

Among other things, the sidebar snapin "Site Status" could crash if a site was disabled that has a "None" value configured in the status host configuration.

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