Activity Chart Checks : (C4083) Defined elements that can be merged with elements from ancestor charts

(C4083) Defined elements that can be merged with elements from ancestor charts

Error In:
Completeness
Description:
There are textual elements explicitly defined in a chart that have matching, explicitly defined elements with the same name in ancestor charts. Both elements have the same type in both charts; therefore, they could probably be merged.
Erroneous Elements:
Textual elements