Dyld错误消息：找不到符号：_kCLErrorUserInfoAlternateRegionKey

Question

App（Xcode8 build）在iOS7.0.x上启动时崩溃了，但在iOS7.1 +上却没问题。

CoreLocation.framework在＆＃34;链接框架和库中是可选的＆＃34;

Dyld Error Message: Symbol not found: _kCLErrorUserInfoAlternateRegionKey Referenced from: /private/var/mobile/Applications/F412EBCB-BFC5-4BB8-9AB4-17EE5D7F02E6/xxx.app/Frameworks/libswiftCoreLocation.dylib Expected in: /System/Library/Frameworks/CoreLocation.framework/CoreLocation in /private/var/mobile/Applications/F412EBCB-BFC5-4BB8-9AB4-17EE5D7F02E6/xxx.app/Frameworks/libswiftCoreLocation.dylib Dyld Version: 324