Followup fix for issue #638 and issue #639 (need to use self. for initialising).
Followup fix for issue #638 and issue #639 (need to use self. for initialising).

zammad/zammad,monotek/zammad,monotek/zammad,monotek/zammad,zammad/zammad,zammad/zammad,monotek/zammad,monotek/zammad,monotek/zammad,zammad/zammad,zammad/zammad,zammad/zammad