Please note : This help page is not for the latest version of Enterprise Architect. The latest help can be found here.




The Exception Handler element defines the group of operations to carry out when an exception occurs. In an Activity diagram, the protected element can contain a set of operations and is connected to the exception handler via an Interrupt Flow connector. Any defined error contained within an element's parts can trigger the flow to move to an exception.

Toolbox Icon


Learn More:

OMG UML Specification

The OMG UML specification (UML Superstructure Specification, v2.1.1, p. 364) states:

An exception handler is an element that specifies a body to execute in case the specified exception occurs during the execution of the protected node.