When re-opening a BPMN file on the Activiti Diagram Editor, some sub-processes are completely missing from the diagram. I still see the connection flows, but do not see the sub-processes and events within the sub-process. The XML still shows the missing objects.
Along the same line, a BPMN file does not show up at all in the Activiti Diagram Editor. No changes were made since the last time it was opened.
I was hoping to avoid re-creating these workflows a 2nd time because of this issue. It seems Eclipse or the Activiti Plug-in is not very reliable.
Imagine this workflow but without the "Calling Java" task. However, that task still exists in the XML: