CASCL0006S Auto-install error, netname delete error = tmp-return

During the auto-install process the tcts entry could not be deleted.
Restriction: This topic applies only when the Enterprise Server feature is enabled.
System Action:
The auto-install is rejected.
Resolution:
Try starting the Transaction System client with another netname.
Module:
dfhzai
Destination:
TDQ CAIL and Transaction System client