Werk #14713: graylog_failures: Fix crash with JSONDecodeError

Component	Checks & agents
Title	graylog_failures: Fix crash with JSONDecodeError
Date	Aug 8, 2022
Level	Trivial Change
Class	Bug Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	2.2.0b1 Checkmk Community, Checkmk Pro, Checkmk Ultimate, Checkmk Ultimate MT 2.1.0p10 Checkmk Community, Checkmk Pro, Checkmk Ultimate MT 2.0.0p28 Checkmk Community, Checkmk Pro, Checkmk Ultimate MT

Depending on the failures reported by the Graylog API, the check plugin graylog_failures crashed with

JSONDecodeError (Expecting value: line 1 column 1 (char 0))

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