When a design team makes changes in the upstream structure of a product, it is important for the manufacturing team to be made aware of such changes so that all the changes can be synchronized to the downstream structure. The
![](../Windchill_Help_Center/images/detectDiscrepancy_medium.png)
Detect Discrepancies and
![](../Windchill_Help_Center/images/resolve_medium.png)
Resolve Discrepancies actions are introduced in the middle pane toolbar in BOM Transformer. Using these actions you can detect the changes and resolve the discrepancies.