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Werk #12755: Fix AssertionError if escalation is used in flexible notifications

Component Notifications
Title Fix AssertionError if escalation is used in flexible notifications
Date Apr 30, 2021
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed
Checkmk versions & editions
2.1.0b1 Checkmk Community, Checkmk Pro, Checkmk Ultimate MT
2.0.0p4 Checkmk Community, Checkmk Pro, Checkmk Ultimate MT

If flexible notifications with option "Restrict to nth to mth notification (escalation)" were used, notifications failed with an AssertionError in notify.log.

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