ComponentLivestatus
TitleGuard Livestatus against Nagios custom variables with an empty value.
Checkmk EditionCheckmk Raw Edition (CRE)
Checkmk Version2.2.0i1
LevelTrivial Change
ClassBug Fix
CompatibilityCompatible - no manual interaction needed

When Nagios is configured with custom variables having an empty value,
various Livestatus queries can crash the Nagios core. This has been fixed.

Reported by GitHub user ronansalmon, including a similar fix.