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SQL error modifying a group in the Admin UI

Steps to reproduce

https://groups.google.com/a/opencast.org/forum/#!topic/users/y5l8F8ZHtJ4

Regression from

Steps to reproduce:
1. Modify group in Admin UI (may be configuration dependent)

Actual Results:

Exception [EclipseLink-4002] (Eclipse Persistence Services - 2.6.4.v20160829-44060b6): org.eclipse.persistence.exceptions.DatabaseException
Internal Exception: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ')))' at line 1
Error Code: 1064
Call: SELECT id, email, last_login, login_mechanism, name, username, organization FROM oc_user_ref WHERE ((organization = ?) AND (username IN ()))
bind => [1 parameter bound]
Query: ReadAllQuery(name="UserReference.findAllByUserNames" referenceClass=JpaUserReference sql="SELECT id, email, last_login, login_mechanism, name, username, organization FROM oc_user_ref WHERE ((organization = ?) AND (username IN ?))")

Expected Results:

Group should be modifiable.

Workaround (if any):

Status

Assignee

Corné Oosthuizen

Reporter

Stephen Marquard

Severity

Incorrectly Functioning Without Workaround

Tags (folksonomy)

None

Components

Affects versions

6.0

Priority

Major