Werk #6065: fileinfo.groups: Fixed broken discovery 'Invalid output from webservice (malformed string)'

ComponentChecks & Agents
Titlefileinfo.groups: Fixed broken discovery "Invalid output from webservice (malformed string)"
Date2018-05-14 09:59:16
Check_MK EditionCheck_MK Raw Edition (CRE)
Check_MK Version1.6.0i1,1.5.0b4
LevelTrivial Change
ClassBug Fix
CompatibilityCompatible - no manual interaction needed

When this check was used to create a grouped file check and rediscovered with 1.5.*, this lead to an error message like "Invalid output from webservice (malformed string)".