Hi,
suddenly today I got a lot of DRC. They make no sense, as you can see like "empty "Pin number".
How do to I revert to a point where the error came?
Best regards
Peter
![image.png](//image.easyeda.com/pullimage/VVoboK9p25hvnoidScLmtQ4rli6svesTnKHmdoNx.png)