If the actual date of a milestone is linked with a database column, the date is derived from this column and must not be entered manually. For example, if the date is linked with m_po_headers.approved_date, the actual date is automatically set when the purchase order is approved.
indicates that the actual date is linked with a database column, and indicates, that the actual date is no longer linked and the date can be entered manually.
Select a milestone, and click in the Actual cell.
A message appears, click Yes.
Click in the Actual cell and select a date.
Another message appears, if the forecasted dates shall be recalculated.
To link the actual date again with a database column, click and confirm the message with OK.