Gradle build fails when adding io.micronaut.openapi plugin

Hello.

I’m trying to generate an API on a server side using Micronaut and Kotlin (following this procedure). One of the initial step is to add the plugin io.micronaut.openapi in the Gradle/Kotlin build. So I’m adding:
id("io.micronaut.openapi") version "4.0.2"
in the plugins section.
As soon as I add it, the build fails with the following error:

./gradlew run --stacktrace                     

FAILURE: Build failed with an exception.

* What went wrong:
org/jetbrains/kotlin/gradle/dsl/KaptArguments

* Try:
> Run with --info or --debug option to get more log output.
> Run with --scan to get full insights.

* Exception is:
java.lang.NoClassDefFoundError: org/jetbrains/kotlin/gradle/dsl/KaptArguments
        at io.micronaut.gradle.MicronautKotlinSupport.lambda$configureKapt$8(MicronautKotlinSupport.java:121)
        at org.gradle.internal.extensibility.ExtensionsStorage$ExtensionHolder.configure(ExtensionsStorage.java:173)
        at org.gradle.internal.extensibility.ExtensionsStorage.configureExtension(ExtensionsStorage.java:70)
        at org.gradle.internal.extensibility.DefaultConvention.configure(DefaultConvention.java:189)
        at org.gradle.internal.extensibility.DefaultConvention.configure(DefaultConvention.java:184)
        at io.micronaut.gradle.MicronautKotlinSupport.configureKapt(MicronautKotlinSupport.java:113)
        at io.micronaut.gradle.MicronautKotlinSupport.lambda$configureKotlin$4(MicronautKotlinSupport.java:85)
        at org.gradle.api.internal.plugins.DefaultPluginManager$2.execute(DefaultPluginManager.java:258)
        at org.gradle.api.internal.plugins.DefaultPluginManager$2.execute(DefaultPluginManager.java:255)
        at org.gradle.configuration.internal.DefaultUserCodeApplicationContext$CurrentApplication$1.execute(DefaultUserCodeApplicationContext.java:123)
        at org.gradle.api.internal.DefaultCollectionCallbackActionDecorator$BuildOperationEmittingAction$1.run(DefaultCollectionCallbackActionDecorator.java:110)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47)
        at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:68)
        at org.gradle.api.internal.DefaultCollectionCallbackActionDecorator$BuildOperationEmittingAction.execute(DefaultCollectionCallbackActionDecorator.java:107)
        at org.gradle.api.internal.DefaultDomainObjectCollection.all(DefaultDomainObjectCollection.java:161)
        at org.gradle.api.internal.plugins.DefaultPluginManager.withPlugin(DefaultPluginManager.java:261)
        at io.micronaut.gradle.MicronautKotlinSupport.configureKotlin(MicronautKotlinSupport.java:85)
        at io.micronaut.gradle.MicronautKotlinSupport.lambda$whenKotlinSupportPresent$0(MicronautKotlinSupport.java:51)
        at org.gradle.api.internal.plugins.DefaultPluginManager$2.execute(DefaultPluginManager.java:258)
        at org.gradle.api.internal.plugins.DefaultPluginManager$2.execute(DefaultPluginManager.java:255)
        at org.gradle.configuration.internal.DefaultUserCodeApplicationContext$CurrentApplication$1.execute(DefaultUserCodeApplicationContext.java:123)
        at org.gradle.api.internal.DefaultCollectionCallbackActionDecorator$BuildOperationEmittingAction$1.run(DefaultCollectionCallbackActionDecorator.java:110)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47)
        at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:68)
        at org.gradle.api.internal.DefaultCollectionCallbackActionDecorator$BuildOperationEmittingAction.execute(DefaultCollectionCallbackActionDecorator.java:107)
        at org.gradle.api.internal.DefaultDomainObjectCollection.all(DefaultDomainObjectCollection.java:161)
        at org.gradle.api.internal.plugins.DefaultPluginManager.withPlugin(DefaultPluginManager.java:261)
        at io.micronaut.gradle.MicronautKotlinSupport.whenKotlinSupportPresent(MicronautKotlinSupport.java:51)
        at io.micronaut.gradle.MicronautComponentPlugin.apply(MicronautComponentPlugin.java:82)
        at io.micronaut.gradle.MicronautComponentPlugin.apply(MicronautComponentPlugin.java:55)
        at org.gradle.api.internal.plugins.ImperativeOnlyPluginTarget.applyImperative(ImperativeOnlyPluginTarget.java:43)
        at org.gradle.api.internal.plugins.RuleBasedPluginTarget.applyImperative(RuleBasedPluginTarget.java:51)
        at org.gradle.api.internal.plugins.DefaultPluginManager.addPlugin(DefaultPluginManager.java:187)
        at org.gradle.api.internal.plugins.DefaultPluginManager.access$100(DefaultPluginManager.java:52)
        at org.gradle.api.internal.plugins.DefaultPluginManager$AddPluginBuildOperation.run(DefaultPluginManager.java:282)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47)
        at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:68)
        at org.gradle.api.internal.plugins.DefaultPluginManager.lambda$doApply$0(DefaultPluginManager.java:167)
        at org.gradle.configuration.internal.DefaultUserCodeApplicationContext.apply(DefaultUserCodeApplicationContext.java:44)
        at org.gradle.api.internal.plugins.DefaultPluginManager.doApply(DefaultPluginManager.java:166)
        at org.gradle.api.internal.plugins.DefaultPluginManager.apply(DefaultPluginManager.java:151)
        at io.micronaut.gradle.MicronautMinimalApplicationPlugin.apply(MicronautMinimalApplicationPlugin.java:72)
        at io.micronaut.gradle.MicronautMinimalApplicationPlugin.apply(MicronautMinimalApplicationPlugin.java:56)
        at org.gradle.api.internal.plugins.ImperativeOnlyPluginTarget.applyImperative(ImperativeOnlyPluginTarget.java:43)
        at org.gradle.api.internal.plugins.RuleBasedPluginTarget.applyImperative(RuleBasedPluginTarget.java:51)
        at org.gradle.api.internal.plugins.DefaultPluginManager.addPlugin(DefaultPluginManager.java:187)
        at org.gradle.api.internal.plugins.DefaultPluginManager.access$100(DefaultPluginManager.java:52)
        at org.gradle.api.internal.plugins.DefaultPluginManager$AddPluginBuildOperation.run(DefaultPluginManager.java:282)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47)
        at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:68)
        at org.gradle.api.internal.plugins.DefaultPluginManager.lambda$doApply$0(DefaultPluginManager.java:167)
        at org.gradle.configuration.internal.DefaultUserCodeApplicationContext.apply(DefaultUserCodeApplicationContext.java:44)
        at org.gradle.api.internal.plugins.DefaultPluginManager.doApply(DefaultPluginManager.java:166)
        at org.gradle.api.internal.plugins.DefaultPluginManager.apply(DefaultPluginManager.java:151)
        at io.micronaut.gradle.MicronautApplicationPlugin.apply(MicronautApplicationPlugin.java:20)
        at io.micronaut.gradle.MicronautApplicationPlugin.apply(MicronautApplicationPlugin.java:15)
        at org.gradle.api.internal.plugins.ImperativeOnlyPluginTarget.applyImperative(ImperativeOnlyPluginTarget.java:43)
        at org.gradle.api.internal.plugins.RuleBasedPluginTarget.applyImperative(RuleBasedPluginTarget.java:51)
        at org.gradle.api.internal.plugins.DefaultPluginManager.addPlugin(DefaultPluginManager.java:187)
        at org.gradle.api.internal.plugins.DefaultPluginManager.access$100(DefaultPluginManager.java:52)
        at org.gradle.api.internal.plugins.DefaultPluginManager$AddPluginBuildOperation.run(DefaultPluginManager.java:282)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47)
        at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:68)
        at org.gradle.api.internal.plugins.DefaultPluginManager.lambda$doApply$0(DefaultPluginManager.java:167)
        at org.gradle.configuration.internal.DefaultUserCodeApplicationContext.apply(DefaultUserCodeApplicationContext.java:44)
        at org.gradle.api.internal.plugins.DefaultPluginManager.doApply(DefaultPluginManager.java:166)
        at org.gradle.api.internal.plugins.DefaultPluginManager.apply(DefaultPluginManager.java:146)
        at org.gradle.plugin.use.internal.DefaultPluginRequestApplicator.lambda$applyLegacyPlugin$2(DefaultPluginRequestApplicator.java:160)
        at org.gradle.plugin.use.internal.DefaultPluginRequestApplicator.applyPlugin(DefaultPluginRequestApplicator.java:201)
        at org.gradle.plugin.use.internal.DefaultPluginRequestApplicator.applyLegacyPlugin(DefaultPluginRequestApplicator.java:158)
        at org.gradle.plugin.use.internal.DefaultPluginRequestApplicator.access$300(DefaultPluginRequestApplicator.java:61)
        at org.gradle.plugin.use.internal.DefaultPluginRequestApplicator$1$1.lambda$addLegacy$0(DefaultPluginRequestApplicator.java:114)
        at org.gradle.plugin.use.internal.DefaultPluginRequestApplicator.lambda$applyPlugins$0(DefaultPluginRequestApplicator.java:143)
        at org.gradle.plugin.use.internal.DefaultPluginRequestApplicator.applyPlugins(DefaultPluginRequestApplicator.java:143)
        at org.gradle.kotlin.dsl.provider.PluginRequestsHandler.handle(PluginRequestsHandler.kt:48)
        at org.gradle.kotlin.dsl.provider.StandardKotlinScriptEvaluator$InterpreterHost.applyPluginsTo(KotlinScriptEvaluator.kt:195)
        at org.gradle.kotlin.dsl.execution.Interpreter$ProgramHost.applyPluginsTo(Interpreter.kt:398)
        at Program.execute(Unknown Source)
        at org.gradle.kotlin.dsl.execution.Interpreter$ProgramHost.eval(Interpreter.kt:532)
        at org.gradle.kotlin.dsl.execution.Interpreter.eval(Interpreter.kt:184)
        at org.gradle.kotlin.dsl.provider.StandardKotlinScriptEvaluator.evaluate(KotlinScriptEvaluator.kt:115)
        at org.gradle.kotlin.dsl.provider.KotlinScriptPluginFactory$create$1.invoke(KotlinScriptPluginFactory.kt:51)
        at org.gradle.kotlin.dsl.provider.KotlinScriptPluginFactory$create$1.invoke(KotlinScriptPluginFactory.kt:36)
        at org.gradle.kotlin.dsl.provider.KotlinScriptPlugin.apply(KotlinScriptPlugin.kt:34)
        at org.gradle.configuration.BuildOperationScriptPlugin$1.run(BuildOperationScriptPlugin.java:65)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47)
        at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:68)
        at org.gradle.configuration.BuildOperationScriptPlugin.lambda$apply$0(BuildOperationScriptPlugin.java:62)
        at org.gradle.configuration.internal.DefaultUserCodeApplicationContext.apply(DefaultUserCodeApplicationContext.java:44)
        at org.gradle.configuration.BuildOperationScriptPlugin.apply(BuildOperationScriptPlugin.java:62)
        at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.lambda$applyToMutableState$0(DefaultProjectStateRegistry.java:360)
        at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.fromMutableState(DefaultProjectStateRegistry.java:378)
        at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.applyToMutableState(DefaultProjectStateRegistry.java:359)
        at org.gradle.configuration.project.BuildScriptProcessor.execute(BuildScriptProcessor.java:42)
        at org.gradle.configuration.project.BuildScriptProcessor.execute(BuildScriptProcessor.java:26)
        at org.gradle.configuration.project.ConfigureActionsProjectEvaluator.evaluate(ConfigureActionsProjectEvaluator.java:35)
        at org.gradle.configuration.project.LifecycleProjectEvaluator$EvaluateProject.lambda$run$0(LifecycleProjectEvaluator.java:109)
        at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.lambda$applyToMutableState$0(DefaultProjectStateRegistry.java:360)
        at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.lambda$fromMutableState$1(DefaultProjectStateRegistry.java:383)
        at org.gradle.internal.work.DefaultWorkerLeaseService.withReplacedLocks(DefaultWorkerLeaseService.java:345)
        at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.fromMutableState(DefaultProjectStateRegistry.java:383)
        at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.applyToMutableState(DefaultProjectStateRegistry.java:359)
        at org.gradle.configuration.project.LifecycleProjectEvaluator$EvaluateProject.run(LifecycleProjectEvaluator.java:100)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47)
        at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:68)
        at org.gradle.configuration.project.LifecycleProjectEvaluator.evaluate(LifecycleProjectEvaluator.java:72)
        at org.gradle.api.internal.project.DefaultProject.evaluate(DefaultProject.java:762)
        at org.gradle.api.internal.project.DefaultProject.evaluate(DefaultProject.java:153)
        at org.gradle.api.internal.project.ProjectLifecycleController.lambda$ensureSelfConfigured$1(ProjectLifecycleController.java:63)
        at org.gradle.internal.model.StateTransitionController.lambda$doTransition$12(StateTransitionController.java:236)
        at org.gradle.internal.model.StateTransitionController.doTransition(StateTransitionController.java:247)
        at org.gradle.internal.model.StateTransitionController.doTransition(StateTransitionController.java:235)
        at org.gradle.internal.model.StateTransitionController.lambda$maybeTransitionIfNotCurrentlyTransitioning$9(StateTransitionController.java:196)
        at org.gradle.internal.work.DefaultSynchronizer.withLock(DefaultSynchronizer.java:34)
        at org.gradle.internal.model.StateTransitionController.maybeTransitionIfNotCurrentlyTransitioning(StateTransitionController.java:192)
        at org.gradle.api.internal.project.ProjectLifecycleController.ensureSelfConfigured(ProjectLifecycleController.java:63)
        at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.ensureConfigured(DefaultProjectStateRegistry.java:334)
        at org.gradle.execution.TaskPathProjectEvaluator.configure(TaskPathProjectEvaluator.java:33)
        at org.gradle.execution.TaskPathProjectEvaluator.configureHierarchy(TaskPathProjectEvaluator.java:47)
        at org.gradle.configuration.DefaultProjectsPreparer.prepareProjects(DefaultProjectsPreparer.java:50)
        at org.gradle.configuration.BuildTreePreparingProjectsPreparer.prepareProjects(BuildTreePreparingProjectsPreparer.java:64)
        at org.gradle.configuration.BuildOperationFiringProjectsPreparer$ConfigureBuild.run(BuildOperationFiringProjectsPreparer.java:52)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47)
        at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:68)
        at org.gradle.configuration.BuildOperationFiringProjectsPreparer.prepareProjects(BuildOperationFiringProjectsPreparer.java:40)
        at org.gradle.initialization.VintageBuildModelController.lambda$prepareProjects$2(VintageBuildModelController.java:84)
        at org.gradle.internal.model.StateTransitionController.lambda$doTransition$12(StateTransitionController.java:236)
        at org.gradle.internal.model.StateTransitionController.doTransition(StateTransitionController.java:247)
        at org.gradle.internal.model.StateTransitionController.doTransition(StateTransitionController.java:235)
        at org.gradle.internal.model.StateTransitionController.lambda$transitionIfNotPreviously$10(StateTransitionController.java:210)
        at org.gradle.internal.work.DefaultSynchronizer.withLock(DefaultSynchronizer.java:34)
        at org.gradle.internal.model.StateTransitionController.transitionIfNotPreviously(StateTransitionController.java:206)
        at org.gradle.initialization.VintageBuildModelController.prepareProjects(VintageBuildModelController.java:84)
        at org.gradle.initialization.VintageBuildModelController.prepareToScheduleTasks(VintageBuildModelController.java:71)
        at org.gradle.internal.build.DefaultBuildLifecycleController.lambda$prepareToScheduleTasks$2(DefaultBuildLifecycleController.java:129)
        at org.gradle.internal.model.StateTransitionController.lambda$doTransition$12(StateTransitionController.java:236)
        at org.gradle.internal.model.StateTransitionController.doTransition(StateTransitionController.java:247)
        at org.gradle.internal.model.StateTransitionController.doTransition(StateTransitionController.java:235)
        at org.gradle.internal.model.StateTransitionController.lambda$maybeTransition$8(StateTransitionController.java:187)
        at org.gradle.internal.work.DefaultSynchronizer.withLock(DefaultSynchronizer.java:34)
        at org.gradle.internal.model.StateTransitionController.maybeTransition(StateTransitionController.java:183)
        at org.gradle.internal.build.DefaultBuildLifecycleController.prepareToScheduleTasks(DefaultBuildLifecycleController.java:127)
        at org.gradle.internal.buildtree.DefaultBuildTreeWorkPreparer.scheduleRequestedTasks(DefaultBuildTreeWorkPreparer.java:36)
        at org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.lambda$doScheduleAndRunTasks$3(DefaultBuildTreeLifecycleController.java:96)
        at org.gradle.composite.internal.DefaultIncludedBuildTaskGraph.withNewWorkGraph(DefaultIncludedBuildTaskGraph.java:109)
        at org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.doScheduleAndRunTasks(DefaultBuildTreeLifecycleController.java:95)
        at org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.lambda$scheduleAndRunTasks$1(DefaultBuildTreeLifecycleController.java:76)
        at org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.lambda$runBuild$5(DefaultBuildTreeLifecycleController.java:113)
        at org.gradle.internal.model.StateTransitionController.lambda$transition$5(StateTransitionController.java:166)
        at org.gradle.internal.model.StateTransitionController.doTransition(StateTransitionController.java:247)
        at org.gradle.internal.model.StateTransitionController.lambda$transition$6(StateTransitionController.java:166)
        at org.gradle.internal.work.DefaultSynchronizer.withLock(DefaultSynchronizer.java:44)
        at org.gradle.internal.model.StateTransitionController.transition(StateTransitionController.java:166)
        at org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.runBuild(DefaultBuildTreeLifecycleController.java:110)
        at org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.scheduleAndRunTasks(DefaultBuildTreeLifecycleController.java:76)
        at org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.scheduleAndRunTasks(DefaultBuildTreeLifecycleController.java:71)
        at org.gradle.tooling.internal.provider.ExecuteBuildActionRunner.run(ExecuteBuildActionRunner.java:31)
        at org.gradle.launcher.exec.ChainingBuildActionRunner.run(ChainingBuildActionRunner.java:35)
        at org.gradle.internal.buildtree.ProblemReportingBuildActionRunner.run(ProblemReportingBuildActionRunner.java:49)
        at org.gradle.launcher.exec.BuildOutcomeReportingBuildActionRunner.run(BuildOutcomeReportingBuildActionRunner.java:65)
        at org.gradle.tooling.internal.provider.FileSystemWatchingBuildActionRunner.run(FileSystemWatchingBuildActionRunner.java:136)
        at org.gradle.launcher.exec.BuildCompletionNotifyingBuildActionRunner.run(BuildCompletionNotifyingBuildActionRunner.java:41)
        at org.gradle.launcher.exec.RootBuildLifecycleBuildActionExecutor.lambda$execute$0(RootBuildLifecycleBuildActionExecutor.java:40)
        at org.gradle.composite.internal.DefaultRootBuildState.run(DefaultRootBuildState.java:122)
        at org.gradle.launcher.exec.RootBuildLifecycleBuildActionExecutor.execute(RootBuildLifecycleBuildActionExecutor.java:40)
        at org.gradle.internal.buildtree.DefaultBuildTreeContext.execute(DefaultBuildTreeContext.java:40)
        at org.gradle.launcher.exec.BuildTreeLifecycleBuildActionExecutor.lambda$execute$0(BuildTreeLifecycleBuildActionExecutor.java:65)
        at org.gradle.internal.buildtree.BuildTreeState.run(BuildTreeState.java:53)
        at org.gradle.launcher.exec.BuildTreeLifecycleBuildActionExecutor.execute(BuildTreeLifecycleBuildActionExecutor.java:65)
        at org.gradle.launcher.exec.RunAsBuildOperationBuildActionExecutor$3.call(RunAsBuildOperationBuildActionExecutor.java:61)
        at org.gradle.launcher.exec.RunAsBuildOperationBuildActionExecutor$3.call(RunAsBuildOperationBuildActionExecutor.java:57)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:204)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:199)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)
        at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
        at org.gradle.internal.operations.DefaultBuildOperationRunner.call(DefaultBuildOperationRunner.java:53)
        at org.gradle.internal.operations.DefaultBuildOperationExecutor.call(DefaultBuildOperationExecutor.java:73)
        at org.gradle.launcher.exec.RunAsBuildOperationBuildActionExecutor.execute(RunAsBuildOperationBuildActionExecutor.java:57)
        at org.gradle.launcher.exec.RunAsWorkerThreadBuildActionExecutor.lambda$execute$0(RunAsWorkerThreadBuildActionExecutor.java:36)
        at org.gradle.internal.work.DefaultWorkerLeaseService.withLocks(DefaultWorkerLeaseService.java:249)
        at org.gradle.internal.work.DefaultWorkerLeaseService.runAsWorkerThread(DefaultWorkerLeaseService.java:109)
[...]

Not sure if I should file a bug or if I’m missing something.

Here is my build.gradle.kts file:

plugins {
    id("org.jetbrains.kotlin.jvm") version "1.6.21"
    id("org.jetbrains.kotlin.kapt") version "1.6.21"
    id("org.jetbrains.kotlin.plugin.allopen") version "1.6.21"
    id("com.github.johnrengelman.shadow") version "7.1.2"
    id("io.micronaut.application") version "3.7.10"
    id("io.micronaut.openapi") version "4.0.2"
}

version = "0.1"
group = "OpenAPIMicronautTest"

val kotlinVersion=project.properties.get("kotlinVersion")
repositories {
    mavenCentral()
}

dependencies {
    kapt("io.micronaut:micronaut-http-validation")
    kapt("io.micronaut.security:micronaut-security-annotations")
    implementation("io.micronaut:micronaut-http-client")
    implementation("io.micronaut:micronaut-jackson-databind")
    implementation("io.micronaut:micronaut-validation")
    implementation("io.micronaut.kotlin:micronaut-kotlin-runtime")
    implementation("io.micronaut.security:micronaut-security")
    implementation("jakarta.annotation:jakarta.annotation-api")
    implementation("org.jetbrains.kotlin:kotlin-reflect:${kotlinVersion}")
    implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8:${kotlinVersion}")
    runtimeOnly("ch.qos.logback:logback-classic")
    runtimeOnly("com.fasterxml.jackson.module:jackson-module-kotlin")
}

application {
    mainClass.set("OpenAPIMicronautTest.ApplicationKt")
}
java {
    sourceCompatibility = JavaVersion.toVersion("17")
}

tasks {
    compileKotlin {
        kotlinOptions {
            jvmTarget = "17"
        }
    }
    compileTestKotlin {
        kotlinOptions {
            jvmTarget = "17"
        }
    }
}
graalvmNative.toolchainDetection.set(false)
micronaut {
    runtime("netty")
    testRuntime("junit5")
    processing {
        incremental(true)
        annotations("OpenAPIMicronautTest.*")
    }
}

Thank you,

Olivier.

The micronaut plugin calls KaptExtension.arguments with a lambda.
The argument of that method changed in Kotlin Gradle Plugin 1.7.0 from KaptAnnotationProcessorOptions.() -> Unit to KaptArguments.() -> Unit.
This type is part of the compilation result.
So I’d say the micronaut plugin is compiled against 1.7.0 or newer and thus is only compatible with 1.7.0 or newer, unless they somehow implement backwards compatibility.
As you use KGP 1.6.21, the class KaptArguments does not exist yet as it was also only introduced in 1.7.0.