issue with build:android

Expo Development Tools
1 
Expo CLI 3.17.24 environment info:
    System:
      OS: macOS 10.15.4
      Shell: 3.2.57 - /bin/bash
    Binaries:
      Node: 12.12.0 - /usr/local/bin/node
      npm: 6.11.3 - /usr/local/bin/npm
    IDEs:
      Android Studio: 3.5 AI-191.8026.42.35.6010548
      Xcode: 11.4/11E146 - /usr/bin/xcodebuild
    npmPackages:
      expo: ^37.0.0 => 37.0.5 
      react: ~16.9.0 => 16.9.0 
      react-native: ~0.61.4 => 0.61.5 
      react-navigation: 4.0.10 => 4.0.10 
    npmGlobalPackages:
      expo-cli: 3.17.24

when im trying to build my project with “expo build:android”
im having fails.

[stderr] FAILURE: Build failed with an exception.
[stderr] * What went wrong:
[stderr] Execution failed for task ':app:mergeReleaseResources'.
[stderr] > Multiple task action failures occurred:
[stderr]    > A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
[stderr]       > Android resource compilation failed
[stderr]         /app/turtle/workingdir/android/sdk37/android-shell-app/app/src/main/res/mipmap-xhdpi/ic_launcher.png: AAPT: error: failed to read PNG signature: file does not start with PNG signature.
[stderr]             
[stderr]         /app/turtle/workingdir/android/sdk37/android-shell-app/app/src/main/res/mipmap-xhdpi/ic_launcher.png: AAPT: error: file failed to compile.
[stderr]             
[stderr]    > A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
[stderr]       > Android resource compilation failed
[stderr]         /app/turtle/workingdir/android/sdk37/android-shell-app/app/src/main/res/mipmap-mdpi/ic_launcher.png: AAPT: error: failed to read PNG signature: file does not start with PNG signature.
[stderr]             
[stderr]         /app/turtle/workingdir/android/sdk37/android-shell-app/app/src/main/res/mipmap-mdpi/ic_launcher.png: AAPT: error: file failed to compile.
[stderr]             
[stderr]    > A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
[stderr]       > Android resource compilation failed
[stderr]         /app/turtle/workingdir/android/sdk37/android-shell-app/app/src/main/res/mipmap-xxhdpi/ic_launcher.png: AAPT: error: failed to read PNG signature: file does not start with PNG signature.
[stderr]             
[stderr]         /app/turtle/workingdir/android/sdk37/android-shell-app/app/src/main/res/mipmap-xxhdpi/ic_launcher.png: AAPT: error: file failed to compile.
[stderr]             
[stderr]    > A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
[stderr]       > Android resource compilation failed
[stderr]         /app/turtle/workingdir/android/sdk37/android-shell-app/app/src/main/res/mipmap-hdpi/ic_launcher.png: AAPT: error: failed to read PNG signature: file does not start with PNG signature.
[stderr]             
[stderr]         /app/turtle/workingdir/android/sdk37/android-shell-app/app/src/main/res/mipmap-hdpi/ic_launcher.png: AAPT: error: file failed to compile.
[stderr]             
[stderr] * Try:
[stderr] Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
[stderr] * Get more help at https://help.gradle.org
[stderr] BUILD FAILED in 1m 42s
410 actionable tasks: 410 executed
Error: ./gradlew exited with non-zero code: 1
    at ChildProcess.completionListener (/app/turtle/node_modules/@expo/xdl/node_modules/@expo/spawn-async/build/spawnAsync.js:52:23)
    at Object.onceWrapper (events.js:418:26)
    at ChildProcess.emit (events.js:311:20)
    at ChildProcess.EventEmitter.emit (domain.js:482:12)
    at maybeClose (internal/child_process.js:1021:16)
    at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)
    ...
    at spawnAsync (/app/turtle/node_modules/@expo/xdl/node_modules/@expo/spawn-async/build/spawnAsync.js:17:21)
    at spawnAsyncThrowError (/app/turtle/node_modules/@expo/xdl/build/detach/ExponentTools.js:229:45)
    at buildShellAppAsync (/app/turtle/node_modules/@expo/xdl/build/detach/AndroidShellApp.js:881:11)
    at async Object.createAndroidShellAppAsync (/app/turtle/node_modules/@expo/xdl/build/detach/AndroidShellApp.js:420:5)
    at async runShellAppBuilder (/app/turtle/build/builders/android.js:79:9)
    at async Object.buildAndroid [as android] (/app/turtle/build/builders/android.js:32:28)
    at async build (/app/turtle/build/jobManager.js:158:24)
    at async processJob (/app/turtle/build/jobManager.js:103:32)
    at async Object.doJob (/app/turtle/build/jobManager.js:35:5)
    at async main (/app/turtle/build/server.js:44:13)

but when im running " ./gradlew assembleRelease" its success

2

the issue is resolved :slight_smile: it happened because the icon PNG wasnt actually a PNG somehow…

3

This topic was automatically closed 20 days after the last reply. New replies are no longer allowed.