60 (new)
Start a fresh Eclipse, then start a debug session and "open communication diagram". Opening a Sirius diagram for the first time takes a little while. Once the Sirius diagram is shown, there are three possible scenarios (race condition?):
everything works fine;
in the communication diagram the communication elements (such as message counters) are hidden;
multiple pop-up windows are shown reporting that the model has changed.
communication diagram is not available anymore but tested with
As model is locked when simulating.
Maybe Sirius last version on locking solved the issue.
60 (new) Start a fresh Eclipse, then start a debug session and "open communication diagram". Opening a Sirius diagram for the first time takes a little while. Once the Sirius diagram is shown, there are three possible scenarios (race condition?):