我正在尝试将Firebase集成到我的iOS平台Unity项目中，遵循官方文档。然而，当我尝试从XCode编译Unity构建时，我面临这样的问题:
Undefined symbols for architecture arm64:
"_OBJC_CLASS_$_FIRDatabaseReference", referenced from:
objc-class-ref in libFirebaseCppDatabase.a(database_reference_ios.mm.o)
"_OBJC_CLASS_$_FIRDatabase", referenced from:
objc-class-ref in libFirebaseCppDatabase.a(database_ios.mm.o)
"_OBJC_CLASS_$_FIRConfiguration", referenced from:
objc-class-ref in libFirebaseCppApp.a(app_ios.mm.o)
"_OBJC_CLASS_$_FIRApp", referenced from:
objc-class-ref in libFirebaseCppApp.a(app_ios.mm.o)
"_OBJC_CLASS_$_FIRTransactionResult", referenced from:
objc-class-ref in libFirebaseCppDatabase.a(database_reference_ios.mm.o)
"_OBJC_CLASS_$_FIROptions", referenced from:
objc-class-ref in libFirebaseCppApp.a(app_ios.mm.o)
ld: symbol(s) not found for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see invocation)请让我跪下来求你
OpenUnity-iPhone.xcworkspacenotUnity-iPhone.xcodeproj
如果没有Unity-iPhone.xcworkspace，执行pod install
如果cocoapods有问题，请重新安装cocoapods。
https://stackoverflow.com/a/65334677