Werk #14401: crash in legacy plugins with empty details

Component

Checks & agents

Title

crash in legacy plugins with empty details

Date

Jun 28, 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
2.1.0p5	Checkmk Community, Checkmk Pro, Checkmk Ultimate MT

Some legacy plugins can print a newline indicating details to come and not follow up with any details. This lead to a crash with the message "ValueError ('details' must be non-empty str or None, got )".

This has been fixed. No user interaction required.

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