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Each process has should contain at least one start node for which the node ID is generated automatically.

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. Two types of start nodes exists: regular start nodes and message start nodes.

Regular Start Nodes

The following icon is a regular start node for a process:

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If your process is modeled as a subprocess, then this entry point will be taken when the subprocess is reached by flowing. You can only have one regular start node.

Message start nodes

The following icons is an event start node for a process:

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This node is used to start a new case when a certain message event is received. When you click on this node, you will have to specify a message event and map target attributes.

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