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Werk #5021: Make sure that the output of the event console active check is valid

Component Checks & agents
Title Make sure that the output of the event console active check is valid
Date Jul 20, 2017
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed
Checkmk versions & editions
1.5.0i1 Checkmk Community, Checkmk Pro, Checkmk Ultimate MT
1.4.0p9 Checkmk Community, Checkmk Pro, Checkmk Ultimate MT

It was possible that part of the check output looked like (incorrectly formatted) performance data, confusing other parts of Check_MK, e.g. the graphing subsystem. This has been fixed.

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