我收到此错误,有人有任何想法吗?
ld:警告:忽略文件/Users/Project/CoreTelephony.framework/CoreTelephony,在文件/Users/Project/CoreTelephony.framework/CoreTelephony(3个切片)中缺少必需的体系结构x86_64
架构x86_64的未定义符号: " _OBJC_CLASS _ $ _ CTTelephonyNetworkInfo",引自: User.o中的objc-class-ref