报错信息：

Xcode's output:
↳
    /Users/yifanguo/Desktop/flutter/flutter_guikejia_test/build/ios/Debug-iphoneos/Runner.app: resource fork, Finder information, or similar detritus not allowed
    Command CodeSign failed with a nonzero exit code
    note: Using new build system
    note: Building targets in parallel
    note: Planning build
    note: Constructing build description
    warning: The iOS deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 4.3, but the range of supported deployment target versions is 8.0 to 13.4.99. (in target 'FMDB' from project 'Pods')

Could not build the precompiled application for the device.

Error launching application on “xx”的 iPhone.

解决方法

xcode清除缓存，重启，然后在flutter项目目录下执行 flutter clean 命令，重启，重新运行。