Xcode12報錯 No architectures to compile for (ONLY_ACTIVE_ARCH=YES, active arch=x86_64,!
報錯截圖如下:

Xcode12報錯 No architectures to compile for (ONLY_ACTIVE_ARCH=YES, active arch=x86_64,.png
1.網(wǎng)上查方法如下,但是沒用
Build Settings中找到User-Defined,刪掉

VALID_ARCHS.png
....
2.解決方法
原因是模擬器缺少x86_64指令集
在VALID_ARCHS中Debug模式下添加如圖:

x86_64.png
添加x86_64后就可以了