更新xcode12之后打包报错
Dart snapshot generator failed with exit code 1
Building App.framework for arm64...
Building AOT snapshot in release mode (ios-release)... 13.2s
Built to build/aot/.
Snapshotting (IOSArch.armv7) exited with non-zero exit code: 1
Snapshotting (IOSArch.arm64) exited with non-zero exit code: 0
cp: build/aot/App.framework: No such file or directory
error: cannot parse the debug map for 'build/aot/App.framework/App': No such file or directory
Failed to generate debug symbols (dSYM) file for build/aot/App.framework/App.
Xcode12移除了Valid Architectures(有效架构),设置Excluded Architectures(无效架构)为armv7 armv7s