Description of problem: create custom errata click send notification.. email is never sent
Fixed: change schema on rhnErrataNotificationQueue default column ( next_action ) to sysdate on insert.
Spacewalk 0.5 released.
Fixed: git commit: 0e6999504376e7569a5b2152862f2da695520938
Spacewalk 0.5 has been released for long time ago.