title: Stock React Native app won't build on iOS (asdf?)
body: <p>I'd like some help getting a stock app running following the official <a href="https://reactnative.dev/docs/environment-setup" rel="nofollow noreferrer">Getting Started</a>.</p>
  <p>I downloaded iOS simulator 14.3.</p>
  <p>I run</p>
  <p><code>npx react-native init nuproject</code></p>
  <p><code>cd nuproject</code></p>
  <p><code>npx react-native run-ios</code></p>
  <p>I get</p>
  <pre><code>nvm is not compatible with the &quot;PREFIX&quot; environment variable: currently set to &quot;/Users/me/.asdf/installs/nodejs/15.8.0/.npm&quot;
  Run `unset PREFIX` to unset it.
  nvm is not compatible with the &quot;PREFIX&quot; environment variable: currently set to &quot;/Users/me/.asdf/installs/nodejs/15.8.0/.npm&quot;
  Run `unset PREFIX` to unset it.
  Command PhaseScriptExecution failed with a nonzero exit code
  
  
  ** BUILD FAILED **
  
  
  The following build commands failed:
      PhaseScriptExecution [CP-User]\ Generate\ Specs /Users/me/Library/Developer/Xcode/DerivedData/nuproject-enujsutisqszfkeohcvaepmqnist/Build/Intermediates.noindex/Pods.build/Debug-iphonesimulator/FBReactNativeSpec.build/Script-C635E97B268646534DBB9F9667109A6E.sh
  (1 failure)
  
  </code></pre>
  <p>Here's my react-native env if it can help</p>
  <pre><code>$ npx react-native info
  info Fetching system and libraries information...
  System:
      OS: macOS 11.2.3
      CPU: (4) x64 Intel(R) Core(TM) i7-7660U CPU @ 2.50GHz
      Memory: 80.10 MB / 16.00 GB
      Shell: 5.8 - /bin/zsh
    Binaries:
      Node: 15.8.0 - ~/.asdf/installs/nodejs/15.8.0/bin/node
      Yarn: 1.22.10 - ~/.asdf/installs/nodejs/15.8.0/.npm/bin/yarn
      npm: 7.5.1 - ~/.asdf/installs/nodejs/15.8.0/bin/npm
      Watchman: 4.9.0 - /usr/local/bin/watchman
    Managers:
      CocoaPods: 1.10.1 - /usr/local/bin/pod
    SDKs:
      iOS SDK:
        Platforms: iOS 14.4, DriverKit 20.2, macOS 11.1, tvOS 14.3, watchOS 7.2
      Android SDK:
        API Levels: 29
        Build Tools: 28.0.3, 29.0.2, 29.0.3
        System Images: android-29 | Google APIs Intel x86 Atom, android-29 | Google Play Intel x86 Atom
        Android NDK: Not Found
    IDEs:
      Android Studio: 4.1 AI-201.8743.12.41.7199119
      Xcode: 12.4/12D4e - /usr/bin/xcodebuild
    Languages:
      Java: 1.8.0_242 - /Library/Java/JavaVirtualMachines/adoptopenjdk-8.jdk/Contents/Home/bin/javac
    npmPackages:
      @react-native-community/cli: Not Found
      react: 17.0.1 =&gt; 17.0.1
      react-native: 0.64.0 =&gt; 0.64.0
      react-native-macos: Not Found
    npmGlobalPackages:
      *react-native*: Not Found
  </code></pre>