Start Event

A BPMN 1.1 Start Event indicates where a particular Process begins. Every Process in Enterprise Architect must begin with a Start Event.

BPEL Properties:

  • Double-click on the Start Event in the BPEL diagram (or)
  • Right-click on the Start Event | BPEL | BPEL Properties




See also


Specify the name for the Start Event.

Trigger Type

Select a trigger for the Start Event, namely:

  • Conditional
  • Link
  • Message
  • Multiple
  • None
  • Signal
  • Timer

Details Tab

Depending on the selected Trigger Type, the 'Details' tab changes as shown:

Conditional Trigger Type

  • Condition - Select a BPMN 1.1 Condition from the list of Condition(s) created in the Supporting Elements Package

Message Trigger Type

  • Web Service - Select a BPMN 1.1 Web Servicefrom the Package (in the Supporting Elements Package) that represents one of the involved Participants
  • Message - Select a BPMN 1.1 Message from the list of Message(s) in the selected Web Service

Multiple Trigger Type

  • Events - Select additional BPMN 1.1 Start Events from the list of events in this Process that might trigger the Process, by clicking the button

Timer Trigger Type

  • Time Cycle - Specify the value for the time duration
  • Time Date - Specify the value for the time date


Select one or more Assignment elements created in the SupportingElements Package in this tab (Optional).

Assignment Create BPEL 1.1 Model Structure


Save the values entered in the dialog.


Discard the values entered in the dialog.


Display this Help topic.


Open the 'UML Properties' dialog.



  • Set either 'Time Cycle' or 'Time Date for Timer Trigger Type' but not both as they are mutually exclusive fields
  • Link, None and Signal Event types cannot be mapped to BPEL 1.1