<p dir="auto">Xcode's output:<br>
↳<br>
error: Multiple commands produce '/Users/haoyi/TempProject/emp/build/ios/Debug-iphoneos/Runner.app/Frameworks/Flutter.framework':<br>
1) Target 'Runner' has copy command from '/Users/haoyi/TempProject/emp/ios/Flutter/Flutter.framework' to '/Users/haoyi/TempProject/emp/build/ios/Debug-iphoneos/Runner.app/Frameworks/Flutter.framework'<br>
2) That command depends on command in Target 'Runner': script phase “[CP] Embed Pods Frameworks”<br>
warning: The iOS deployment target is set to 4.3, but the range of supported deployment target versions for this platform is 8.0 to 12.0. (in target 'image_picker')<br>
warning: ignoring duplicated output file: '/Users/haoyi/TempProject/emp/build/ios/Debug-iphoneos/Runner.app/Frameworks/Flutter.framework' (in target 'Runner')<br>
note: Using new build systemnote: Planning buildnote: Constructing build description</p>
<p dir="auto">Xcode Version 10.0 (10A255)</p>
<p dir="auto">➜  ~ flutter doctor -v<br>
[✓] Flutter (Channel beta, v0.7.3, on Mac OS X 10.13.6 17G65, locale zh-Hans-CN)<br>
• Flutter version 0.7.3 at /Users/haoyi/flutter<br>
• Framework revision <a class="commit-link" data-hovercard-type="commit" data-hovercard-url="https://github.com/flutter/flutter/commit/3b309bda072a6b326e8aa4591a5836af600923ce/hovercard" href="https://github.com/flutter/flutter/commit/3b309bda072a6b326e8aa4591a5836af600923ce"><tt>3b309bd</tt></a> (3 weeks ago), 2018-08-28 12:39:24 -0700<br>
• Engine revision <a class="commit-link" data-hovercard-type="commit" data-hovercard-url="https://github.com/flutter/flutter/commit/af42b6dc95bd9f719e43c4e9f29a00640f0f0bba/hovercard" href="https://github.com/flutter/flutter/commit/af42b6dc95bd9f719e43c4e9f29a00640f0f0bba"><tt>af42b6d</tt></a><br>
• Dart version 2.1.0-dev.1.0.flutter-ccb16f7282</p>
<p dir="auto">[✓] Android toolchain - develop for Android devices (Android SDK 27.0.3)<br>
• Android SDK at /Users/haoyi/Library/Android/sdk<br>
• Android NDK location not configured (optional; useful for native profiling support)<br>
• Platform android-27, build-tools 27.0.3<br>
• Java binary at: /Applications/Android Studio.app/Contents/jre/jdk/Contents/Home/bin/java<br>
• Java version OpenJDK Runtime Environment (build 1.8.0_152-release-1024-b01)<br>
• All Android licenses accepted.</p>
<p dir="auto">[✓] iOS toolchain - develop for iOS devices (Xcode 10.0)<br>
• Xcode at /Applications/Xcode.app/Contents/Developer<br>
• Xcode 10.0, Build version 10A255<br>
• ios-deploy 1.9.2<br>
• CocoaPods version 1.5.0</p>
<p dir="auto">[✓] Android Studio (version 3.1)<br>
• Android Studio at /Applications/Android Studio.app/Contents<br>
• Flutter plugin version 27.1.1<br>
• Dart plugin version 173.4700<br>
• Java version OpenJDK Runtime Environment (build 1.8.0_152-release-1024-b01)</p>
<p dir="auto">[✓] IntelliJ IDEA Ultimate Edition (version 2018.2.3)<br>
• IntelliJ at /Applications/IntelliJ IDEA.app<br>
• Flutter plugin version 28.0.4<br>
• Dart plugin version 182.4323.44</p>
<p dir="auto">[✓] VS Code (version 1.27.1)<br>
• VS Code at /Applications/Visual Studio Code.app/Contents<br>
• Flutter extension version 2.18.0</p>
<p dir="auto">[✓] Connected devices (3 available)<br>
• 郝怿的 iPhone    • 6d4a90c14794752f1d56db848716a8c609b7448b • ios • iOS 12.0<br>
• iPhone XS     • A4E0A17F-6E4A-48C0-8AE0-B16340BFF203     • ios • iOS 12.0 (simulator)<br>
• iPhone XS Max • ADB38EB8-99FD-4908-BB20-8F53BA388661     • ios • iOS 12.0 (simulator)</p>
<p dir="auto">• No issues found!</p>
<p dir="auto">When I want to debug the application in MacOs environment, it throw such error:</p>
<p dir="auto">Multiple commands produce '/build/ios/Debug-iphonesimulator/Runner.app/Frameworks/Flutter.framework</p>
<ol dir="auto">
<li>Target 'Runner' has copy command from '/ios/Flutter/Flutter.framework' to '/build/ios/Debug-iphonesimulator/Runner.app/Frameworks/Flutter.framework'</li>
<li>That command depends on command in Target 'Runner': script phase “[CP] Embed Pods Frameworks”<br>
warning: ignoring duplicated output file: '//build/ios/Debug-iphonesimulator/Runner.app/Frameworks/Flutter.framework' (in target 'Runner')<br>
note: Using new build systemnote: Planning buildnote: Constructing build description</li>
</ol>
<p dir="auto">Mac 10.14 Beta<br>
Xcode 10 beta</p>
<p dir="auto">How to fix it? Thanks a lot</p>