Remove a design part when it is no longer useful or you've created it in error. You cannot remove a design part in the following situations:
If it is the top-level design part or its variant within the product.
If the design part is related to a request.
If the design part has child design parts.
If the design part owns any items.
If the design part is in a baseline.
PRIVILEGES Delete Design Part
To delete a design part:
Select one or more design parts.
Select Part | Delete.
In the Delete Design Part dialog box, verify that you selected the correct design parts, and click OK. If the change is not visible, select View | Refresh | Current.Related Topics
Delete Design Part/Delete Multiple Design Parts Dialog Box