我从Unity到Xcode都构建了游戏，该游戏具有GameAnalytics和GoogleMobileAds SDK，我使用Xcode（版本9.2）打开了.xcworkspace文件，但是当我尝试构建它（针对模拟器以及真实设备）时，我总是出现此错误：
Ld /用户/ Taik / Library / Developer / Xcode / DerivedData / Unity-iPhone-dktpugebmfsrilfvhywuibshbhep / Build /产品/ReleaseForRunning-iphonesimulator/YourApp.app/YourApp 正常的x86_64 cd“ / Users / Taik / Desktop / Unity Games / YourGame / Xcode 模拟器”导出IPHONEOS_DEPLOYMENT_TARGET = 8.0导出 PATH =“ / Applications / Xcode.app / Contents / Developer / Platforms / iPhoneSimulator.platform / Developer / usr / bin：/Applications/Xcode.app/Contents/Developer/usr/bin：/ usr / local / bin：/ usr / bin：/ bin：/ usr / sbin：/ sbin“ /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++ -arch x86_64 -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator11.2.sdk -L /用户/ Taik /库/开发人员/ Xcode / DerivedData / Unity-iPhone-dktpugebmfsrilfvhywuibshbhep / Build / Products / ReleaseForRunning-iphonesimulator -L /用户/ Taik / Library / Developer / Xcode / DerivedData / Unity-iPhone-dktpugebmfsrilfvhywuibshbhep / Build / Products / ReleaseForRunning-iphonesimulator / GoogleUtilities -L /用户/ Taik /库/开发人员/ Xcode / DerivedData / Unity-iPhone-dktpugebmfsrilfvhywuibshbhep / Build /产品/ ReleaseForRunning-iphonesimulator / nanopb -L / Users / Taik / Desktop / Unity \ Games / Your \ Game \ 3D / Xcode \ Simulator -L / Users / Taik / Desktop / Unity \ Games / Your \ Game \ 3D / Xcode \ Simulator / Library -L / Users / Taik / Desktop / Unity \ Games / Your \ Game \ 3D / Xcode \模拟器/库/ GameAnalytics /插件/ iOS -F /用户/ Taik /库/开发人员/ Xcode / DerivedData / Unity-iPhone-dktpugebmfsrilfvhywuibshbhep / Build /产品/ ReleaseForRunning-iphonesimulator -F / Users / Taik / Desktop / Unity \ Games / Your \ Game \ 3D / Xcode \ Simulator / Pods / Google-Mobile-Ads-SDK / Frameworks / GoogleMobileAdsFramework-Current -F / Users / Taik / Desktop / Unity \ Games / Your \ Game \ 3D / Xcode \ Simulator / Pods / GoogleAppMeasurement / Frameworks -filelist /Users/Taik/Library/Developer/Xcode/DerivedData/Unity-iPhone-dktpugebmfsrilfvhywuibshbhep/Build/Intermediates.noindex/Unity-iPhone.build/ReleaseForRunning-iphonesimulator/Unity-iPhone.build/Objects-normal/x86_64/YourAppLink -Xlinker -map -Xlinker /用户/Taik/Library/Developer/Xcode/DerivedData/Unity-iPhone-dktpugebmfsrilfvhywuibshbhep/Build/Intermediates.noindex/Unity-iPhone.build/ReleaseForRunning-iphonesimulator/Unity-iPhone.build/YourApp-Link -normal-x86_64.txt -mios-simulator-version-min = 8.0 -dead_strip -Xlinker -object_path_lto -Xlinker /Users/Taik/Library/Developer/Xcode/DerivedData/Unity-iPhone-dktpugebmfsrilfvhywuibshbhep/Build/Intermediates.noindex/Unity-iPhone.build/Release -iphonesimulator / Unity-iPhone.build / Objects-normal / x86_64 / YourApp_lto.o -Xlinker -objc_abi_version -Xlinker 2 -stdlib = libc ++ -fobjc-arc -fobjc-link-runtime -ObjC -lGoogleUtilities -lc ++ -lnanopb -lsqlite3 -lz -framework AVFoundation -framework AudioToolbox -framework CFNetwork -framework CoreGraphics -framework CoreMedia- CoreTelephony -framework CoreVideo -framework GoogleAppMeasurement -框架GoogleMobileAds-框架MediaPlayer-框架MessageUI-框架MobileCoreServices-框架QuartzCore-框架安全-框架StoreKit-框架SystemConfiguration -weak_framework AdSupport -weak_framework JavaScriptCore -weak_framework SafariServices -weak_framework WebKit -weak_framework CoreMotion -weak-lSystem -Wl，-undefined，dynamic_lookup -Xlinker -sectcreate -Xlinker __TEXT -Xlinker __entitlements -Xlinker /Users/Taik/Library/Developer/Xcode/DerivedData/Unity-iPhone-dktpugebmfsrilfvhywuibshbhep/Build/Intermediates.noindex/Unity-iPhone.build/ReleaseForRunning-iphonesimulator。 /YourApp.app.xcent -framework安全性-framework MediaToolbox -liPhone-lib -framework CoreText -framework AudioToolbox -weak_framework AVFoundation -框架CFNetwork-框架CoreGraphics-框架CoreMedia -weak_framework CoreMotion-框架CoreVideo-框架Foundation-框架MediaPlayer-框架OpenAL-框架OpenGLES-框架QuartzCore-框架SystemConfiguration-框架UIKit -liconv.2 -lil2cpp -lGameAnalytics -weak_framework金属-lsqlite lz -framework AdSupport -lPods-Unity-iPhone -Xlinker -dependency_info -Xlinker /Users/Taik/Library/Developer/Xcode/DerivedData/Unity-iPhone-dktpugebmfsrilfvhywuibshbhep/Build/Intermediates.noindex/Unity-iPhone.build/IlesimForRulator /Unity-iPhone.build/Objects-normal/x86_64/YourApp_dependency_info.dat -o /用户/Taik/Library/Developer/Xcode/DerivedData/Unity-iPhone-dktpugebmfsrilfvhywuibshbhep/Build/Products/ReleaseForRunning-iphonesimulator/YourApp.app/YourApp
ld：警告：-在iOS ld上已弃用-undefined dynamic_lookup： 找不到框架x86_64 clang架构的CoreServices：错误： 链接器命令失败，退出代码为1（使用-v查看调用）
你能告诉我怎么了吗？以及解决方法。