Impact > Impact Reports tab of the Project Options window to exclude repeated items from the Impact Subtree Report and to limit the depth of the
trace in all reports.
Options > Project Options. The Project Options window opens. Click the Impact > Impact Reports tab.
Output duplicates in the SubTree report if you want to include repeated items in the Impact Subtree Report.
Limit Impact Depth if you want to limit the depth of the trace reported, then specify the maximum depth of the trace in the
Max Depth combo box.