Werk #12860: Fix "element is not longer available" error on view edit

Component User interface
Title Fix "element is not longer available" error on view edit
Date May 4, 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)
2.0.0p4 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)
1.6.0p25 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

Because of an empty grouping tooltip, the builtin views "hostnotifications", "hostsvcnotifications", "notifications", "failed_notifications", "svcnotifications", "contactnotifications" and "alerthandlers " showed an error "The selected element is not longer available. Please select something else." on edit.

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