Werk #12649: Fix for Crash "Unhandled exception: TypeError('can only concatenate str (not "bytes") to str')"

Component Checks & Agents
Title Fix for Crash "Unhandled exception: TypeError('can only concatenate str (not "bytes") to str')"
Date Apr 12, 2021
Checkmk Editon Checkmk Raw (CRE)
Checkmk Version 2.0.0p2 2.1.0i1
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed

The active check "check_mail" crashed if the payload was encoded with base64. This werk fixes this issue.

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