Fix NullPointerException if no flavor is set

Steps to reproduce

If the flavor of a track was not set, the admin ui facade caused a null
pointer exception while generating the JSON for the frontend.

Status

Assignee

Lars Kiesow

Reporter

Lars Kiesow

Severity

Incorrectly Functioning With Workaround

Tags (folksonomy)

None

Components

Fix versions

Affects versions

Priority

Major
Configure