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If any error occurs while executing the script workflow, termination is aborted, and all operations are also rollbacked.
In this script, you can use use the $Instance to get or set initiated instance properties, $Initiator variable specifies who initiated the workflow instance, but variable it can be null for the module type tasks. You can also refer to the right panel to list the available scripting objects.
Unlike task prework or postwork scripts, the $Xml variable is attached to the data model root element, not to the pool element.