Solution : https://service.sap.com/sap/support/notes/547893 (SAP Service marketplace login required)
Key words :
swe_event_create_status function module triggers, execute dialog work items, single-step task started, e-mail solution [1] question, swe_event_create function module, swe_event_creat_in_upd_task function module, single-step task, single-step tasks, work item id, work center roles
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