(C4048) Unresolved elements
There are reference elements for which no element with the same name is explicitly defined in the relevant scope. This check also checks resolution of external activities in an off-page chart to activities, data-stores, or modules in the parent chart.The following figure shows that the external activityE2
in the definition chartB
has no matching external activity in the instance chart.A data-item, used within the mini-spec of an activity, is not defined in the relevant scope. The data-item appears as textual in the properties.