Enterprise Architect, sequence diagram: alternative return paths

enterprise-architect, sequence-diagram, uml

Solution

Right click at the right side of the top left return message and check `Extend...Down`

This will result in

To also extend the left lifeline you need to do the same with the message top left.

Problem

I'm creating a sequence diagram in Enterprise Architect (Sparx Systems) where there may be several return paths. But on the first return the lifeline is cut off. Is there any solution?

Original source