Unknown Exception in CommentRequiredValidator

Description

We just upgraded from Jira
-> add CommentRequiredValidator to workflow, do NOT specify a group as exception from required comment
-> Validation is added to workflow without any message / warning from the configuration dialog
-> workflow / transition is executed and following message pops up:
An unknown exception occured executing Validator com.innovalog.jmwe.plugins.validators.CommentRequiredValidator@375da3d2: root cause: groupName cannot be null or empty

Environment

Jira 6.2.7

Customer Info

None

Assignee

Unassigned

Reporter

Clemens Luebbers

Labels

None

Internal Complexity

Unknown

Internal Value

Unknown

SEN

None

Requires documentation

None

Impact

None

Fix versions

Affects versions

Priority

Major
Configure