I am unable to build for android due to desugar error

Hi. I’m trying to build for android and I’m getting this error. Unable to find a solution after hours of searching the web.

ionic cordova build android

* What went wrong:
Execution failed for task ':app:transformClassesWithDesugarForDebug'.
> com.android.build.api.transform.TransformException: java.lang.RuntimeException: java.lang.RuntimeException: com.android.ide.common.process.ProcessException: Error while executing java process with main class com.google.devtools.build.android.desugar.Desugar with arguments {--input /Users/jami/repos/firebase/myapp/platforms/android/app/build/intermediates/transforms/stackFram
...
...
...
BUILD FAILED in 8s
36 actionable tasks: 33 executed, 3 up-to-date
Error: /Users/jami/repos/firebase/myapp/platforms/android/gradlew: Command failed with exit code 1 Error output:
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Exception in thread "main" java.lang.IllegalArgumentException
        at com.google.common.base.Preconditions.checkArgument(Preconditions.java:108)
        at com.google.devtools.build.android.desugar.DefaultMethodClassFixer$DefaultMethodFinder.visit(DefaultMethodClassFixer.java:471)
        at org.objectweb.asm.ClassReader.accept(Unknown Source)
        at org.objectweb.asm.ClassReader.accept(Unknown Source)

I have installed android studio.
I have this in my ~/.bash_profile (reloaded with source):

    1 export ANDROID_HOME=~/Library/Android/sdk/
    2 export PATH=${PATH}:~/Library/Android/sdk/platform-tools/:~/Library/Android/sdk/tools/:~/Library/Android/sdk/tools/bin/
    3 export JAVA_HOME=/Library/Java/Home

java -version

java version "1.8.0_172"

sdkmanager --list

Warning: File /Users/jami/.android/repositories.cfg could not be loaded.
Installed packages:=====================] 100% Computing updates...
  Path                                                                              | Version | Description                                     | Location
  -------                                                                           | ------- | -------                                         | -------
  build-tools;23.0.3                                                                | 23.0.3  | Android SDK Build-Tools 23.0.3                  | build-tools/23.0.3/
  build-tools;26.0.2                                                                | 26.0.2  | Android SDK Build-Tools 26.0.2                  | build-tools/26.0.2/
  emulator                                                                          | 27.1.12 | Android Emulator                                | emulator/
  extras;android;m2repository                                                       | 47.0.0  | Android Support Repository                      | extras/android/m2repository/
  extras;google;auto                                                                | 1.1     | Android Auto Desktop Head Unit emulator         | extras/google/auto/
  extras;google;m2repository                                                        | 58      | Google Repository                               | extras/google/m2repository/
  extras;google;market_apk_expansion                                                | 1       | Google Play APK Expansion library               | extras/google/market_apk_expansion/
  extras;google;simulators                                                          | 1       | Android Auto API Simulators                     | extras/google/simulators/
  extras;intel;Hardware_Accelerated_Execution_Manager                               | 6.2.1   | Intel x86 Emulator Accelerator (HAXM installer) | extras/intel/Hardware_Accelerated_Execution_Manager/
  extras;m2repository;com;android;support;constraint;constraint-layout-solver;1.0.2 | 1       | Solver for ConstraintLayout 1.0.2               | extras/m2repository/com/android/support/constraint/constraint-layout-solver/1.0.2/
  extras;m2repository;com;android;support;constraint;constraint-layout;1.0.2        | 1       | ConstraintLayout for Android 1.0.2              | extras/m2repository/com/android/support/constraint/constraint-layout/1.0.2/
  patcher;v4                                                                        | 1       | SDK Patch Applier v4                            | patcher/v4/
  platform-tools                                                                    | 27.0.1  | Android SDK Platform-Tools                      | platform-tools/
  platforms;android-22                                                              | 2       | Android SDK Platform 22                         | platforms/android-22/
  platforms;android-23                                                              | 3       | Android SDK Platform 23                         | platforms/android-23/
  platforms;android-26                                                              | 2       | Android SDK Platform 26                         | platforms/android-26/
  sources;android-23                                                                | 1       | Sources for Android 23                          | sources/android-23/
  tools                                                                             | 26.1.1  | Android SDK Tools                               | tools/

ionic info

cli packages: (/usr/local/lib/node_modules)

    @ionic/cli-utils  : 1.19.2
    ionic (Ionic CLI) : 3.20.0

global packages:

    cordova (Cordova CLI) : 7.1.0

local packages:

    @ionic/app-scripts : 3.1.8
    Cordova Platforms  : android 7.0.0 browser 5.0.3 ios 4.5.4
    Ionic Framework    : ionic-angular 3.9.2

System:

    Android SDK Tools : 26.1.1
    ios-deploy        : 1.9.2
    Node              : v8.9.1
    npm               : 5.7.1
    OS                : macOS High Sierra
    Xcode             : Xcode 9.3 Build version 9E145

Environment Variables:

    ANDROID_HOME : /Users/jami/Library/Android/sdk/

Misc:

    backend : pro

Please help, this is blocking my app’s release.

See: Execution failed for task app:transformClassesWithDesugarForDebug error on Android Studio 3.0 Beta 2 - Stack Overflow

same problem here, but I have solved this problem.
see watch this video tut:
link - AdMobAdsFree Plugin Error - Execution failed for task : 'app.transformClassesWithDesugarForDebug

Solution cordova clean android

Source Stack Overflow

@ThonyFD12 tq so much bro , u saved my time

This worked perfectly for me. Note: just “cordova clean android” in this case, you can’t use “ionic cordova” or “ionic cordova platform”.

Thanks, this worked for me.

You are super. Solved my problem.

worked for me too. Thanks!!