1、Click “Design Manager” ICON on the right Panel
![enter image description here][1]
2、Then it will transfer to Properties
3、Click the “Refresh” ICON in the DRC Errors.If there are Errors , it will display in Red X.
![enter image description here][2]
[1]: /editor/20151102/56371b8a8aee1.png
[2]: /editor/20151102/56371b9027028.png
