인프런 커뮤니티 질문&답변

[질문 템플릿]
1. 강의 내용과 관련된 질문인가요? (예)
2. 인프런의 질문 게시판과 자주 하는 질문에 없는 내용인가요? (예)
3. 질문 잘하기 메뉴얼을 읽어보셨나요? (예)

[질문 내용]
제가 이전에 잘 동작했던 '스프링 기본편'에 대한 프로젝트를 일정 기간동안 사용하지 않았다가, 복습을 위해 Intellij에서 'open as project'를 통해 열어보았는데 첨부된 사진과 같이 오류가 발생하였습니다. 구글링과 게시판의 질문들을 참고하였으나 해결하지 못한 상태입니다.

에러 메세지의 세부 내용은 다음과 같습니다.

* Exception is:
org.gradle.api.GradleException: Could not load compiled classes for settings file 'C:\Users\woogie\Desktop\Study_Spring\core\core\settings.gradle' from cache.
	at org.gradle.groovy.scripts.internal.DefaultScriptCompilationHandler$ClassesDirCompiledScript.loadClass(DefaultScriptCompilationHandler.java:333)
	at org.gradle.groovy.scripts.internal.DefaultScriptRunnerFactory$ScriptRunnerImpl.getScript(DefaultScriptRunnerFactory.java:55)
	at org.gradle.groovy.scripts.internal.DefaultScriptRunnerFactory$ScriptRunnerImpl.run(DefaultScriptRunnerFactory.java:86)
	at org.gradle.configuration.DefaultScriptPluginFactory$ScriptPluginImpl.lambda$apply$0(DefaultScriptPluginFactory.java:133)
	at org.gradle.configuration.DefaultScriptTarget.addConfiguration(DefaultScriptTarget.java:74)
	at org.gradle.configuration.DefaultScriptPluginFactory$ScriptPluginImpl.apply(DefaultScriptPluginFactory.java:136)
	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.initialization.ScriptEvaluatingSettingsProcessor.applySettingsScript(ScriptEvaluatingSettingsProcessor.java:73)
	at org.gradle.initialization.ScriptEvaluatingSettingsProcessor.process(ScriptEvaluatingSettingsProcessor.java:66)
	at org.gradle.initialization.SettingsEvaluatedCallbackFiringSettingsProcessor.process(SettingsEvaluatedCallbackFiringSettingsProcessor.java:34)
	at org.gradle.initialization.RootBuildCacheControllerSettingsProcessor.process(RootBuildCacheControllerSettingsProcessor.java:47)
	at org.gradle.initialization.BuildOperationSettingsProcessor$2.call(BuildOperationSettingsProcessor.java:50)
	at org.gradle.initialization.BuildOperationSettingsProcessor$2.call(BuildOperationSettingsProcessor.java:47)
	at org.gradle.internal.operations.DefaultBuildOperationRunner$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$2.execute(DefaultBuildOperationRunner.java:59)
	at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
	at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
	at org.gradle.internal.operations.DefaultBuildOperationRunner.call(DefaultBuildOperationRunner.java:53)
	at org.gradle.internal.operations.DefaultBuildOperationExecutor.call(DefaultBuildOperationExecutor.java:73)
	at org.gradle.initialization.BuildOperationSettingsProcessor.process(BuildOperationSettingsProcessor.java:47)
	at org.gradle.initialization.DefaultSettingsLoader.findSettingsAndLoadIfAppropriate(DefaultSettingsLoader.java:136)
	at org.gradle.initialization.DefaultSettingsLoader.findAndLoadSettings(DefaultSettingsLoader.java:62)
	at org.gradle.initialization.SettingsAttachingSettingsLoader.findAndLoadSettings(SettingsAttachingSettingsLoader.java:34)
	at org.gradle.internal.composite.CommandLineIncludedBuildSettingsLoader.findAndLoadSettings(CommandLineIncludedBuildSettingsLoader.java:34)
	at org.gradle.internal.composite.ChildBuildRegisteringSettingsLoader.findAndLoadSettings(ChildBuildRegisteringSettingsLoader.java:48)
	at org.gradle.internal.composite.CompositeBuildSettingsLoader.findAndLoadSettings(CompositeBuildSettingsLoader.java:35)
	at org.gradle.initialization.InitScriptHandlingSettingsLoader.findAndLoadSettings(InitScriptHandlingSettingsLoader.java:34)
	at org.gradle.initialization.GradlePropertiesHandlingSettingsLoader.findAndLoadSettings(GradlePropertiesHandlingSettingsLoader.java:39)
	at org.gradle.initialization.DefaultSettingsPreparer.prepareSettings(DefaultSettingsPreparer.java:31)
	at org.gradle.initialization.BuildOperationFiringSettingsPreparer$LoadBuild.doLoadBuild(BuildOperationFiringSettingsPreparer.java:62)
	at org.gradle.initialization.BuildOperationFiringSettingsPreparer$LoadBuild.run(BuildOperationFiringSettingsPreparer.java:57)
	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$2.execute(DefaultBuildOperationRunner.java:59)
	at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
	at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
	at org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47)
	at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:68)
	at org.gradle.initialization.BuildOperationFiringSettingsPreparer.prepareSettings(BuildOperationFiringSettingsPreparer.java:45)
	at org.gradle.initialization.VintageBuildModelController.lambda$prepareSettings$2(VintageBuildModelController.java:85)
	at org.gradle.internal.model.StateTransitionController.lambda$doTransition$12(StateTransitionController.java:227)
	at org.gradle.internal.model.StateTransitionController.doTransition(StateTransitionController.java:238)
	at org.gradle.internal.model.StateTransitionController.doTransition(StateTransitionController.java:226)
	at org.gradle.internal.model.StateTransitionController.lambda$transitionIfNotPreviously$10(StateTransitionController.java:201)
	at org.gradle.internal.work.DefaultSynchronizer.withLock(DefaultSynchronizer.java:34)
	at org.gradle.internal.model.StateTransitionController.transitionIfNotPreviously(StateTransitionController.java:197)
	at org.gradle.initialization.VintageBuildModelController.prepareSettings(VintageBuildModelController.java:85)
	at org.gradle.initialization.VintageBuildModelController.getLoadedSettings(VintageBuildModelController.java:57)
	at org.gradle.internal.model.StateTransitionController.lambda$notInState$4(StateTransitionController.java:143)
	at org.gradle.internal.work.DefaultSynchronizer.withLock(DefaultSynchronizer.java:44)
	at org.gradle.internal.model.StateTransitionController.notInState(StateTransitionController.java:139)
	at org.gradle.internal.build.DefaultBuildLifecycleController.loadSettings(DefaultBuildLifecycleController.java:106)
	at org.gradle.internal.build.AbstractBuildState.ensureProjectsLoaded(AbstractBuildState.java:91)
	at org.gradle.plugins.ide.internal.tooling.GradleBuildBuilder.create(GradleBuildBuilder.java:58)
	at org.gradle.plugins.ide.internal.tooling.GradleBuildBuilder.create(GradleBuildBuilder.java:38)
	at org.gradle.tooling.provider.model.internal.DefaultToolingModelBuilderRegistry$BuildScopedBuilder.build(DefaultToolingModelBuilderRegistry.java:206)
	at org.gradle.tooling.provider.model.internal.DefaultToolingModelBuilderRegistry$BuildOperationWrappingBuilder$1.call(DefaultToolingModelBuilderRegistry.java:337)
	at org.gradle.internal.operations.DefaultBuildOperationRunner$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$2.execute(DefaultBuildOperationRunner.java:59)
	at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157)
	at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)
	at org.gradle.internal.operations.DefaultBuildOperationRunner.call(DefaultBuildOperationRunner.java:53)
	at org.gradle.internal.operations.DefaultBuildOperationExecutor.call(DefaultBuildOperationExecutor.java:73)
	at org.gradle.tooling.provider.model.internal.DefaultToolingModelBuilderRegistry$BuildOperationWrappingBuilder.build(DefaultToolingModelBuilderRegistry.java:334)
	at org.gradle.internal.build.DefaultBuildToolingModelController$AbstractToolingScope.getModel(DefaultBuildToolingModelController.java:82)
	at org.gradle.tooling.internal.provider.runner.DefaultBuildController.getModel(DefaultBuildController.java:106)
	at org.gradle.tooling.internal.consumer.connection.ParameterAwareBuildControllerAdapter.getModel(ParameterAwareBuildControllerAdapter.java:39)
	at org.gradle.tooling.internal.consumer.connection.UnparameterizedBuildController.getModel(UnparameterizedBuildController.java:113)
	at org.gradle.tooling.internal.consumer.connection.NestedActionAwareBuildControllerAdapter.getModel(NestedActionAwareBuildControllerAdapter.java:31)
	at org.gradle.tooling.internal.consumer.connection.UnparameterizedBuildController.getModel(UnparameterizedBuildController.java:76)
	at org.gradle.tooling.internal.consumer.connection.NestedActionAwareBuildControllerAdapter.getModel(NestedActionAwareBuildControllerAdapter.java:31)
	at org.gradle.tooling.internal.consumer.connection.UnparameterizedBuildController.getBuildModel(UnparameterizedBuildController.java:71)
	at org.gradle.tooling.internal.consumer.connection.NestedActionAwareBuildControllerAdapter.getBuildModel(NestedActionAwareBuildControllerAdapter.java:31)
	at org.jetbrains.plugins.gradle.model.ProjectImportAction.execute(ProjectImportAction.java:121)
	at org.jetbrains.plugins.gradle.model.ProjectImportAction.execute(ProjectImportAction.java:43)
	at org.gradle.tooling.internal.consumer.connection.InternalBuildActionAdapter.execute(InternalBuildActionAdapter.java:64)
	at org.gradle.tooling.internal.provider.runner.AbstractClientProvidedBuildActionRunner$ActionAdapter.runAction(AbstractClientProvidedBuildActionRunner.java:131)
	at org.gradle.tooling.internal.provider.runner.AbstractClientProvidedBuildActionRunner$ActionAdapter.beforeTasks(AbstractClientProvidedBuildActionRunner.java:99)
	at org.gradle.internal.buildtree.DefaultBuildTreeModelCreator.beforeTasks(DefaultBuildTreeModelCreator.java:52)
	at org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.lambda$fromBuildModel$1(DefaultBuildTreeLifecycleController.java:75)
	at org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.lambda$runBuild$4(DefaultBuildTreeLifecycleController.java:106)
	at org.gradle.internal.model.StateTransitionController.lambda$transition$6(StateTransitionController.java:166)
	at org.gradle.internal.model.StateTransitionController.doTransition(StateTransitionController.java:238)
	at org.gradle.internal.model.StateTransitionController.lambda$transition$7(StateTransitionController.java:166)
	at org.gradle.internal.work.DefaultSynchronizer.withLock(DefaultSynchronizer.java:44)
	at org.gradle.internal.model.StateTransitionController.transition(StateTransitionController.java:166)
	at org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.runBuild(DefaultBuildTreeLifecycleController.java:103)
	at org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.fromBuildModel(DefaultBuildTreeLifecycleController.java:74)
	at org.gradle.tooling.internal.provider.runner.AbstractClientProvidedBuildActionRunner.runClientAction(AbstractClientProvidedBuildActionRunner.java:43)
	at org.gradle.tooling.internal.provider.runner.ClientProvidedPhasedActionRunner.run(ClientProvidedPhasedActionRunner.java:53)
	at org.gradle.launcher.exec.ChainingBuildActionRunner.run(ChainingBuildActionRunner.java:35)
	at org.gradle.internal.buildtree.ProblemReportingBuildActionRunner.run(ProblemReportingBuildActionRunner.java:49)
	at org.gradle.launcher.exec.BuildOutcomeReportingBuildActionRunner.run(BuildOutcomeReportingBuildActionRunner.java:69)
	at org.gradle.tooling.internal.provider.FileSystemWatchingBuildActionRunner.run(FileSystemWatchingBuildActionRunner.java:119)
	at org.gradle.launcher.exec.BuildCompletionNotifyingBuildActionRunner.run(BuildCompletionNotifyingBuildActionRunner.java:41)
	at org.gradle.launcher.exec.RootBuildLifecycleBuildActionExecutor.lambda$execute$0(RootBuildLifecycleBuildActionExecutor.java:40)
	at org.gradle.composite.internal.DefaultRootBuildState.run(DefaultRootBuildState.java:128)
	at org.gradle.launcher.exec.RootBuildLifecycleBuildActionExecutor.execute(RootBuildLifecycleBuildActionExecutor.java:40)
	at org.gradle.internal.buildtree.DefaultBuildTreeContext.execute(DefaultBuildTreeContext.java:40)
	at org.gradle.launcher.exec.BuildTreeLifecycleBuildActionExecutor.lambda$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$0(RunAsWorkerThreadBuildActionExecutor.java:36)
	at org.gradle.internal.work.DefaultWorkerLeaseService.withLocks(DefaultWorkerLeaseService.java:270)
	at org.gradle.internal.work.DefaultWorkerLeaseService.runAsWorkerThread(DefaultWorkerLeaseService.java:119)
	at org.gradle.launcher.exec.RunAsWorkerThreadBuildActionExecutor.execute(RunAsWorkerThreadBuildActionExecutor.java:36)
	at org.gradle.tooling.internal.provider.ContinuousBuildActionExecutor.execute(ContinuousBuildActionExecutor.java:103)
	at org.gradle.tooling.internal.provider.SubscribableBuildActionExecutor.execute(SubscribableBuildActionExecutor.java:64)
	at org.gradle.internal.session.DefaultBuildSessionContext.execute(DefaultBuildSessionContext.java:46)
	at org.gradle.tooling.internal.provider.BuildSessionLifecycleBuildActionExecuter$ActionImpl.apply(BuildSessionLifecycleBuildActionExecuter.java:100)
	at org.gradle.tooling.internal.provider.BuildSessionLifecycleBuildActionExecuter$ActionImpl.apply(BuildSessionLifecycleBuildActionExecuter.java:88)
	at org.gradle.internal.session.BuildSessionState.run(BuildSessionState.java:69)
	at org.gradle.tooling.internal.provider.BuildSessionLifecycleBuildActionExecuter.execute(BuildSessionLifecycleBuildActionExecuter.java:62)
	at org.gradle.tooling.internal.provider.BuildSessionLifecycleBuildActionExecuter.execute(BuildSessionLifecycleBuildActionExecuter.java:41)
	at org.gradle.tooling.internal.provider.StartParamsValidatingActionExecuter.execute(StartParamsValidatingActionExecuter.java:63)
	at org.gradle.tooling.internal.provider.StartParamsValidatingActionExecuter.execute(StartParamsValidatingActionExecuter.java:31)
	at org.gradle.tooling.internal.provider.SessionFailureReportingActionExecuter.execute(SessionFailureReportingActionExecuter.java:58)
	at org.gradle.tooling.internal.provider.SessionFailureReportingActionExecuter.execute(SessionFailureReportingActionExecuter.java:42)
	at org.gradle.tooling.internal.provider.SetupLoggingActionExecuter.execute(SetupLoggingActionExecuter.java:47)
	at org.gradle.tooling.internal.provider.SetupLoggingActionExecuter.execute(SetupLoggingActionExecuter.java:31)
	at org.gradle.launcher.daemon.server.exec.ExecuteBuild.doBuild(ExecuteBuild.java:65)
	at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:37)
	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
	at org.gradle.launcher.daemon.server.exec.WatchForDisconnection.execute(WatchForDisconnection.java:39)
	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
	at org.gradle.launcher.daemon.server.exec.ResetDeprecationLogger.execute(ResetDeprecationLogger.java:29)
	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
	at org.gradle.launcher.daemon.server.exec.RequestStopIfSingleUsedDaemon.execute(RequestStopIfSingleUsedDaemon.java:35)
	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
	at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.create(ForwardClientInput.java:78)
	at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.create(ForwardClientInput.java:75)
	at org.gradle.util.internal.Swapper.swap(Swapper.java:38)
	at org.gradle.launcher.daemon.server.exec.ForwardClientInput.execute(ForwardClientInput.java:75)
	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
	at org.gradle.launcher.daemon.server.exec.LogAndCheckHealth.execute(LogAndCheckHealth.java:55)
	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
	at org.gradle.launcher.daemon.server.exec.LogToClient.doBuild(LogToClient.java:63)
	at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:37)
	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
	at org.gradle.launcher.daemon.server.exec.EstablishBuildEnvironment.doBuild(EstablishBuildEnvironment.java:84)
	at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:37)
	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
	at org.gradle.launcher.daemon.server.exec.StartBuildOrRespondWithBusy$1.run(StartBuildOrRespondWithBusy.java:52)
	at org.gradle.launcher.daemon.server.DaemonStateCoordinator$1.run(DaemonStateCoordinator.java:297)
	at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:64)
	at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:48)
Caused by: java.lang.ClassNotFoundException: settings_c904b5jqsfhsn8gvrksj02pj0
	at org.gradle.groovy.scripts.internal.DefaultScriptCompilationHandler$ScriptClassLoader.loadClass(DefaultScriptCompilationHandler.java:371)
	at org.gradle.groovy.scripts.internal.DefaultScriptCompilationHandler$ClassesDirCompiledScript.loadClass(DefaultScriptCompilationHandler.java:328)
	... 172 more

긴 글 읽어주셔서 감사합니다! 해결하려고 노력해봤는데 원인을 못 찾고 있네요ㅠ