Getting this error when i try to generate using the Wrapper for an existing spring rest doc implementation

[dineshsampangi]

org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':emp-api:openapi3'.
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$3.accept(ExecuteActionsTaskExecuter.java:166)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$3.accept(ExecuteActionsTaskExecuter.java:163)
at org.gradle.internal.Try$Failure.ifSuccessfulOrElse(Try.java:191)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:156)
at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:62)
at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:108)
at org.gradle.api.internal.tasks.execution.ResolveBeforeExecutionOutputsTaskExecuter.execute(ResolveBeforeExecutionOutputsTaskExecuter.java:67)
at org.gradle.api.internal.tasks.execution.ResolveAfterPreviousExecutionStateTaskExecuter.execute(ResolveAfterPreviousExecutionStateTaskExecuter.java:46)
at org.gradle.api.internal.tasks.execution.CleanupStaleOutputsExecuter.execute(CleanupStaleOutputsExecuter.java:94)
at org.gradle.api.internal.tasks.execution.FinalizePropertiesTaskExecuter.execute(FinalizePropertiesTaskExecuter.java:46)
at org.gradle.api.internal.tasks.execution.ResolveTaskExecutionModeExecuter.execute(ResolveTaskExecutionModeExecuter.java:95)
at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:57)
at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:56)
at org.gradle.api.internal.tasks.execution.CatchExceptionTaskExecuter.execute(CatchExceptionTaskExecuter.java:36)
at org.gradle.api.internal.tasks.execution.EventFiringTaskExecuter$1.executeTask(EventFiringTaskExecuter.java:77)
at org.gradle.api.internal.tasks.execution.EventFiringTaskExecuter$1.call(EventFiringTaskExecuter.java:55)
at org.gradle.api.internal.tasks.execution.EventFiringTaskExecuter$1.call(EventFiringTaskExecuter.java:52)
at org.gradle.internal.operations.DefaultBuildOperationExecutor$CallableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:416)
at org.gradle.internal.operations.DefaultBuildOperationExecutor$CallableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:406)
at org.gradle.internal.operations.DefaultBuildOperationExecutor$1.execute(DefaultBuildOperationExecutor.java:165)
at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:250)
at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:158)
at org.gradle.internal.operations.DefaultBuildOperationExecutor.call(DefaultBuildOperationExecutor.java:102)
at org.gradle.internal.operations.DelegatingBuildOperationExecutor.call(DelegatingBuildOperationExecutor.java:36)
at org.gradle.api.internal.tasks.execution.EventFiringTaskExecuter.execute(EventFiringTaskExecuter.java:52)
at org.gradle.execution.plan.LocalTaskNodeExecutor.execute(LocalTaskNodeExecutor.java:43)
at org.gradle.execution.taskgraph.DefaultTaskExecutionGraph$InvokeNodeExecutorsAction.execute(DefaultTaskExecutionGraph.java:355)
at org.gradle.execution.taskgraph.DefaultTaskExecutionGraph$InvokeNodeExecutorsAction.execute(DefaultTaskExecutionGraph.java:343)
at org.gradle.execution.taskgraph.DefaultTaskExecutionGraph$BuildOperationAwareExecutionAction.execute(DefaultTaskExecutionGraph.java:336)
at org.gradle.execution.taskgraph.DefaultTaskExecutionGraph$BuildOperationAwareExecutionAction.execute(DefaultTaskExecutionGraph.java:322)
at org.gradle.execution.plan.DefaultPlanExecutor$ExecutorWorker$1.execute(DefaultPlanExecutor.java:134)
at org.gradle.execution.plan.DefaultPlanExecutor$ExecutorWorker$1.execute(DefaultPlanExecutor.java:129)
at org.gradle.execution.plan.DefaultPlanExecutor$ExecutorWorker.execute(DefaultPlanExecutor.java:202)
at org.gradle.execution.plan.DefaultPlanExecutor$ExecutorWorker.executeNextNode(DefaultPlanExecutor.java:193)
at org.gradle.execution.plan.DefaultPlanExecutor$ExecutorWorker.run(DefaultPlanExecutor.java:129)
at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:64)
at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:48)
at org.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunnable.run(ThreadFactoryImpl.java:56)
Caused by: java.lang.NoSuchMethodError: kotlin.collections.CollectionsKt.maxOrNull(Ljava/lang/Iterable;)Ljava/lang/Comparable;
at com.epages.restdocs.apispec.jsonschema.ConstraintResolver.minInteger$restdocs_api_spec_jsonschema(ConstraintResolver.kt:70)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGeneratorKt.applyConstraints(JsonSchemaFromFieldDescriptorsGenerator.kt:298)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGeneratorKt.access$applyConstraints(JsonSchemaFromFieldDescriptorsGenerator.kt:1)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$FieldDescriptorWithSchemaType.typeToSchema(JsonSchemaFromFieldDescriptorsGenerator.kt:238)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$FieldDescriptorWithSchemaType.jsonSchemaType(JsonSchemaFromFieldDescriptorsGenerator.kt:209)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator.handleEndOfPath(JsonSchemaFromFieldDescriptorsGenerator.kt:190)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator.access$handleEndOfPath(JsonSchemaFromFieldDescriptorsGenerator.kt:31)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1$1.apply(JsonSchemaFromFieldDescriptorsGenerator.kt:106)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1$1.apply(JsonSchemaFromFieldDescriptorsGenerator.kt:31)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1.accept(JsonSchemaFromFieldDescriptorsGenerator.kt:104)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1.accept(JsonSchemaFromFieldDescriptorsGenerator.kt:31)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator.traverse(JsonSchemaFromFieldDescriptorsGenerator.kt:98)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator.processRemainingSegments(JsonSchemaFromFieldDescriptorsGenerator.kt:172)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator.access$processRemainingSegments(JsonSchemaFromFieldDescriptorsGenerator.kt:31)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1$2.get(JsonSchemaFromFieldDescriptorsGenerator.kt:120)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1$2.get(JsonSchemaFromFieldDescriptorsGenerator.kt:31)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1.accept(JsonSchemaFromFieldDescriptorsGenerator.kt:119)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1.accept(JsonSchemaFromFieldDescriptorsGenerator.kt:31)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator.traverse(JsonSchemaFromFieldDescriptorsGenerator.kt:98)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator.processRemainingSegments(JsonSchemaFromFieldDescriptorsGenerator.kt:164)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator.access$processRemainingSegments(JsonSchemaFromFieldDescriptorsGenerator.kt:31)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1$2.get(JsonSchemaFromFieldDescriptorsGenerator.kt:120)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1$2.get(JsonSchemaFromFieldDescriptorsGenerator.kt:31)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1.accept(JsonSchemaFromFieldDescriptorsGenerator.kt:119)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator$traverse$1.accept(JsonSchemaFromFieldDescriptorsGenerator.kt:31)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator.traverse(JsonSchemaFromFieldDescriptorsGenerator.kt:98)
at com.epages.restdocs.apispec.jsonschema.JsonSchemaFromFieldDescriptorsGenerator.generateSchema(JsonSchemaFromFieldDescriptorsGenerator.kt:37)
at com.epages.restdocs.apispec.openapi3.OpenApi3Generator.toMediaType(OpenApi3Generator.kt:373)
at com.epages.restdocs.apispec.openapi3.OpenApi3Generator.responsesWithSameStatusToApiResponse(OpenApi3Generator.kt:350)
at com.epages.restdocs.apispec.openapi3.OpenApi3Generator.resourceModelsToApiResponses(OpenApi3Generator.kt:322)
at com.epages.restdocs.apispec.openapi3.OpenApi3Generator.resourceModels2Operation(OpenApi3Generator.kt:257)
at com.epages.restdocs.apispec.openapi3.OpenApi3Generator.resourceModels2PathItem(OpenApi3Generator.kt:201)
at com.epages.restdocs.apispec.openapi3.OpenApi3Generator.generatePaths(OpenApi3Generator.kt:176)
at com.epages.restdocs.apispec.openapi3.OpenApi3Generator.generate$restdocs_api_spec_openapi3_generator(OpenApi3Generator.kt:72)
at com.epages.restdocs.apispec.openapi3.OpenApi3Generator.generateAndSerialize(OpenApi3Generator.kt:93)
at com.epages.restdocs.apispec.gradle.OpenApi3Task.generateSpecification(OpenApi3Task.kt:21)
at com.epages.restdocs.apispec.gradle.ApiSpecTask.aggregateResourceModels(ApiSpecTask.kt:49)
at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:103)
at org.gradle.api.internal.project.taskfactory.StandardTaskAction.doExecute(StandardTaskAction.java:49)
at org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:42)
at org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:28)
at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:717)
at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:684)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$5.run(ExecuteActionsTaskExecuter.java:476)
at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:402)
at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:394)
at org.gradle.internal.operations.DefaultBuildOperationExecutor$1.execute(DefaultBuildOperationExecutor.java:165)
at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:250)
at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:158)
at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:92)
at org.gradle.internal.operations.DelegatingBuildOperationExecutor.run(DelegatingBuildOperationExecutor.java:31)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:461)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:444)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.access$200(ExecuteActionsTaskExecuter.java:93)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution.execute(ExecuteActionsTaskExecuter.java:237)
at org.gradle.internal.execution.steps.ExecuteStep.lambda$execute$1(ExecuteStep.java:33)
at org.gradle.internal.execution.steps.ExecuteStep.execute(ExecuteStep.java:33)
at org.gradle.internal.execution.steps.ExecuteStep.execute(ExecuteStep.java:26)
at org.gradle.internal.execution.steps.CleanupOutputsStep.execute(CleanupOutputsStep.java:58)
at org.gradle.internal.execution.steps.CleanupOutputsStep.execute(CleanupOutputsStep.java:35)
at org.gradle.internal.execution.steps.ResolveInputChangesStep.execute(ResolveInputChangesStep.java:48)
at org.gradle.internal.execution.steps.ResolveInputChangesStep.execute(ResolveInputChangesStep.java:33)
at org.gradle.internal.execution.steps.CancelExecutionStep.execute(CancelExecutionStep.java:39)
at org.gradle.internal.execution.steps.TimeoutStep.executeWithoutTimeout(TimeoutStep.java:73)
at org.gradle.internal.execution.steps.TimeoutStep.execute(TimeoutStep.java:54)
at org.gradle.internal.execution.steps.CatchExceptionStep.execute(CatchExceptionStep.java:35)
at org.gradle.internal.execution.steps.CreateOutputsStep.execute(CreateOutputsStep.java:51)
at org.gradle.internal.execution.steps.SnapshotOutputsStep.execute(SnapshotOutputsStep.java:45)
at org.gradle.internal.execution.steps.SnapshotOutputsStep.execute(SnapshotOutputsStep.java:31)
at org.gradle.internal.execution.steps.CacheStep.executeWithoutCache(CacheStep.java:208)
at org.gradle.internal.execution.steps.CacheStep.execute(CacheStep.java:70)
at org.gradle.internal.execution.steps.CacheStep.execute(CacheStep.java:45)
at org.gradle.internal.execution.steps.BroadcastChangingOutputsStep.execute(BroadcastChangingOutputsStep.java:49)
at org.gradle.internal.execution.steps.StoreSnapshotsStep.execute(StoreSnapshotsStep.java:43)
at org.gradle.internal.execution.steps.StoreSnapshotsStep.execute(StoreSnapshotsStep.java:32)
at org.gradle.internal.execution.steps.RecordOutputsStep.execute(RecordOutputsStep.java:38)
at org.gradle.internal.execution.steps.RecordOutputsStep.execute(RecordOutputsStep.java:24)
at org.gradle.internal.execution.steps.SkipUpToDateStep.executeBecause(SkipUpToDateStep.java:96)
at org.gradle.internal.execution.steps.SkipUpToDateStep.lambda$execute$0(SkipUpToDateStep.java:89)
at org.gradle.internal.execution.steps.SkipUpToDateStep.execute(SkipUpToDateStep.java:54)
at org.gradle.internal.execution.steps.SkipUpToDateStep.execute(SkipUpToDateStep.java:38)
at org.gradle.internal.execution.steps.ResolveChangesStep.execute(ResolveChangesStep.java:76)
at org.gradle.internal.execution.steps.ResolveChangesStep.execute(ResolveChangesStep.java:37)
at org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsFinishedStep.execute(MarkSnapshottingInputsFinishedStep.java:36)
at org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsFinishedStep.execute(MarkSnapshottingInputsFinishedStep.java:26)
at org.gradle.internal.execution.steps.ResolveCachingStateStep.execute(ResolveCachingStateStep.java:90)
at org.gradle.internal.execution.steps.ResolveCachingStateStep.execute(ResolveCachingStateStep.java:48)
at org.gradle.internal.execution.steps.CaptureStateBeforeExecutionStep.execute(CaptureStateBeforeExecutionStep.java:69)
at org.gradle.internal.execution.steps.CaptureStateBeforeExecutionStep.execute(CaptureStateBeforeExecutionStep.java:47)
at org.gradle.internal.execution.impl.DefaultWorkExecutor.execute(DefaultWorkExecutor.java:33)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:140)
... 34 more