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footprint - Altium Designer "Unknown Pin Error" for component - Electrical Engineering Stack Exchange
![Altium Designer---------------## 同时出现unknown pin 和Failed to add class member错误,怎么办?_嘉立创导入ad显示引脚错误_虾兵虾酱的博客-CSDN博客 Altium Designer---------------## 同时出现unknown pin 和Failed to add class member错误,怎么办?_嘉立创导入ad显示引脚错误_虾兵虾酱的博客-CSDN博客](https://img-blog.csdnimg.cn/336147b3b151451e8ecf4f32a8f4a210.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3hpYW9iYWlfbml4aQ==,size_16,color_FFFFFF,t_70)
Altium Designer---------------## 同时出现unknown pin 和Failed to add class member错误,怎么办?_嘉立创导入ad显示引脚错误_虾兵虾酱的博客-CSDN博客
![footprint - Altium Designer "Unknown Pin Error" for component - Electrical Engineering Stack Exchange footprint - Altium Designer "Unknown Pin Error" for component - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/vQmj9.png)
footprint - Altium Designer "Unknown Pin Error" for component - Electrical Engineering Stack Exchange
![WorkspaceManager_Err-AddingHiddenNetToSheetAdding Hidden Net to Sheet_AD | Altium Designer 20.2 User Manual | Documentation WorkspaceManager_Err-AddingHiddenNetToSheetAdding Hidden Net to Sheet_AD | Altium Designer 20.2 User Manual | Documentation](https://www.altium.com/documentation/sites/default/files/wiki_attachments/298445/Pnl_SchLibList_Pins_AD18.png)