jil update_machine operation to change the machine type is rejected with below error message
CAUAJM_E_19016 Update to type is not allowed for machine '<machine name>'.
Please delete this machine again.
Before changing the machine type of any given machine, you have to delete it with attribute "force: 1" as below
Then you can insert the machine with its new machine type.
Release: ATSYHA99000-11.3.6-Workload Automation AE-High Availability Option