lamw all demos with graddle fail to compile

[Mallaisy]

Hello
I am a ancient  user of delphi until 7  then lazarus for many years .
I tested lamw successfully as long as he did not use graddle.
with the latest versions of both laz4android and lamw all the examples that use graddle fail to compile.with the following errors


Verbose: Selected chip architecture: armeabi
Verbose: Taking libraries from folder: C:\lamw\lazandroidmodulewizard.git\trunk\demos\GUI\AppCompatAdMobDemo1\libs\armeabi
Verbose: Found library: libcontrols.so
Compilation du projet- OS : android- CPU : arm - Cible : C:\lamw\lazandroidmodulewizard.git\trunk\demos\GUI\AppCompatAdMobDemo1\libs\armeabi\libcontrols.so : Succès
Building APK (Gradle)... : FAILURE: Build failed with an exception. - Erreurs : 1
Fatal: FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':compileDebugJavaWithJavac'.
> Compilation failed; see the compiler error output for details.
* Try:
Run with --stacktrace option to get the stack trace. Run with --debug option to get more log output. Run with --scan to get full insights.
* Get more help at https://help.gradle.org
BUILD FAILED in 24s
15 actionable tasks: 14 executed, 1 up-to-date
Exception - Erreurs : 1
Fatal: [Exception] Failed: Cannot build APK


Can someone help me?
thanks  for this great work