ios - 找不到架构 armv7 flutter 的符号

Question

 ld: symbol(s) not found for architecture armv7
    clang: error: linker command failed with exit code 1 (use -v to see invocation)
    ld: warning: dylib (/Users/Shared/store/build/ios/Release-iphoneos/abseil/absl.framework/absl) was built for newer iOS version (11.0) than being linked (10.0)
    ld: warning: dylib (/Users/Shared/store/build/ios/Release-iphoneos/gRPC-C++/grpcpp.framework/grpcpp) was built for newer iOS version (11.0) than being linked (10.0)
    ld: warning: dylib (/Users/Shared/store/build/ios/Release-iphoneos/leveldb-library/leveldb.framework/leveldb) was built for newer iOS version (11.0) than being linked (10.0)
    note: Using new build system
    note: Building targets in parallel
    note: Planning build
    note: Constructing build description

Encountered error while building for device.

[✓] Flutter (Channel stable, 2.0.0, on Mac OS X 10.15.4 19E266 darwin-x64, locale en-IN) • Flutter version 2.0.0 at /Applications/flutter2.0_midhilaj • Framework revision 60bd88df91 (4 weeks ago), 2021-03-03 09:13:17 -0800 • Engine revision 40441def69 • Dart version 2.12.0

[!] Android toolchain - develop for Android devices (Android SDK version 30.0.3) • Android SDK at /Users/midhilajm/Library/Android/sdk • Platform android-30, build-tools 30.0.3 • ANDROID_HOME = /Users/midhilajm/Library/Android/sdk • Java binary at: /Applications/Android Studio.app/Contents/jre/jdk/Contents/Home/bin/java • Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b3-6915495) ! Some Android licenses not accepted. To resolve this, run: flutter doctor --android-licenses

[✓] Xcode - develop for iOS and macOS • Xcode at /Applications/Xcode.app/Contents/Developer • Xcode 12.4, Build version 12D4e • CocoaPods version 1.10.1

[✓] Chrome - develop for the web • Chrome at /Applications/Google Chrome.app/Contents/MacOS/Google Chrome

[✓] Android Studio (version 4.1) • Android Studio at /Applications/Android Studio.app/Contents • Flutter plugin can be installed from: 🔨 https://plugins.jetbrains.com/plugin/9212-flutter • Dart plugin can be installed from: 🔨 https://plugins.jetbrains.com/plugin/6351-dart • Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b3-6915495)

[✓] Android Studio (version 4.1) • Android Studio at /Applications/Android Studio 2.app/Contents • Flutter plugin can be installed from: 🔨 https://plugins.jetbrains.com/plugin/9212-flutter • Dart plugin can be installed from: 🔨 https://plugins.jetbrains.com/plugin/6351-dart • Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b3-6915495)

[✓] VS Code (version 1.54.3) • VS Code at /Applications/Visual Studio Code.app/Contents • Flutter extension can be installed from: 🔨 https://marketplace.visualstudio.com/items?itemName=Dart-Code.flutter

[✓] Connected device (1 available) • Chrome (web) • chrome • web-javascript • Google Chrome 89.0.4389.90 ! Error: Midhilaj’s iPhone is not connected. Xcode will continue when Midhilaj’s iPhone is connected. (code -13)

! Doctor found issues in 1 category.

Answer 1

运行 flutter upgrade 升级到最新版本的 Flutter。之后，flutter clean 并再次构建。这应该可以解决您的问题。