新建了一个package symbol后,放置pins,然后想删除pin,但是delete不起作用。出现下面的提示:. H% [" t! v: L
Selected item not valid for current operation, ignored: Connect Pin "50X300edge_Top, 3 {2 d. I4 r; V" D- R1 T8 L( u* \No valid items selected for the current operation, exiting1 ~+ [9 ]; P% V1 B
请问应该怎么删除呢,谢谢了。