Hi. While developing an app on Android Studio ( Meerkat Feature Drop | 2024.3.2 Patch 1 ), everything was going fine till today morning when, in order to create a ViewModel and Relevant Factory, I created a class called DataFetchViewModel. And suddenly following error has started to come. I have tried every single possible solution right from clearing caches, updating Android Studio, Repairing IDE, Rescanning indexes and what not. Any Help would be really helpful :
kotlin version: 2.0.21
error message: org.jetbrains.kotlin.util.FileAnalysisException: While analysing <path-to-DataFetchViewModel.kt file >java.lang.IllegalArgumentException: source must not be null
at org.jetbrains.kotlin.util.AnalysisExceptionsKt.wrapIntoFileAnalysisExceptionIfNeeded(AnalysisExceptions.kt:57)
at org.jetbrains.kotlin.fir.FirCliExceptionHandler.handleExceptionOnFileAnalysis(Utils.kt:249)
at org.jetbrains.kotlin.fir.pipeline.AnalyseKt.runCheckers(analyse.kt:46)
at org.jetbrains.kotlin.fir.pipeline.FirUtilsKt.resolveAndCheckFir(firUtils.kt:77)
at org.jetbrains.kotlin.fir.pipeline.FirUtilsKt.buildResolveAndCheckFirViaLightTree(firUtils.kt:88)
at org.jetbrains.kotlin.cli.jvm.compiler.pipeline.JvmCompilerPipelineKt.compileModuleToAnalyzedFir(jvmCompilerPipeline.kt:319)
at org.jetbrains.kotlin.cli.jvm.compiler.pipeline.JvmCompilerPipelineKt.compileModulesUsingFrontendIrAndLightTree(jvmCompilerPipeline.kt:118)
at org.jetbrains.kotlin.cli.jvm.K2JVMCompiler.doExecute(K2JVMCompiler.kt:148)
at org.jetbrains.kotlin.cli.jvm.K2JVMCompiler.doExecute(K2JVMCompiler.kt:43)
at org.jetbrains.kotlin.cli.common.CLICompiler.execImpl(CLICompiler.kt:103)
at org.jetbrains.kotlin.cli.common.CLICompiler.execImpl(CLICompiler.kt:49)
at org.jetbrains.kotlin.cli.common.CLITool.exec(CLITool.kt:101)
at org.jetbrains.kotlin.incremental.IncrementalJvmCompilerRunner.runCompiler(IncrementalJvmCompilerRunner.kt:464)
at org.jetbrains.kotlin.incremental.IncrementalJvmCompilerRunner.runCompiler(IncrementalJvmCompilerRunner.kt:73)
at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.doCompile(IncrementalCompilerRunner.kt:506)
at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.compileImpl(IncrementalCompilerRunner.kt:423)
at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.compileNonIncrementally(IncrementalCompilerRunner.kt:301)
at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.compile(IncrementalCompilerRunner.kt:129)
at org.jetbrains.kotlin.daemon.CompileServiceImplBase.execIncrementalCompiler(CompileServiceImpl.kt:675)
at org.jetbrains.kotlin.daemon.CompileServiceImplBase.access$execIncrementalCompiler(CompileServiceImpl.kt:92)
at org.jetbrains.kotlin.daemon.CompileServiceImpl.compile(CompileServiceImpl.kt:1660)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source)
at java.base/java.lang.reflect.Method.invoke(Unknown Source)
at java.rmi/sun.rmi.server.UnicastServerRef.dispatch(Unknown Source)
at java.rmi/sun.rmi.transport.Transport$1.run(Unknown Source)
at java.rmi/sun.rmi.transport.Transport$1.run(Unknown Source)
at java.base/java.security.AccessController.doPrivileged(Unknown Source)
at java.rmi/sun.rmi.transport.Transport.serviceCall(Unknown Source)
at java.rmi/sun.rmi.transport.tcp.TCPTransport.handleMessages(Unknown Source)
at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(Unknown Source)
at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(Unknown Source)
at java.base/java.security.AccessController.doPrivileged(Unknown Source)
at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.base/java.lang.Thread.run(Unknown Source)
Caused by: java.lang.IllegalArgumentException: source must not be null
at org.jetbrains.kotlin.diagnostics.KtDiagnosticReportHelpersKt.requireNotNull(KtDiagnosticReportHelpers.kt:68)
at org.jetbrains.kotlin.diagnostics.KtDiagnosticReportHelpersKt.reportOn(KtDiagnosticReportHelpers.kt:39)
at org.jetbrains.kotlin.diagnostics.KtDiagnosticReportHelpersKt.reportOn$default(KtDiagnosticReportHelpers.kt:31)
at org.jetbrains.kotlin.fir.analysis.checkers.expression.FirIncompatibleClassExpressionChecker.checkSourceElement(FirIncompatibleClassExpressionChecker.kt:50)
at org.jetbrains.kotlin.fir.analysis.checkers.expression.FirIncompatibleClassExpressionChecker.checkType$checkers(FirIncompatibleClassExpressionChecker.kt:42)
at org.jetbrains.kotlin.fir.analysis.checkers.type.FirIncompatibleClassTypeChecker.check(FirIncompatibleClassTypeChecker.kt:17)
at org.jetbrains.kotlin.fir.analysis.collectors.components.TypeCheckersDiagnosticComponent.check(TypeCheckersDiagnosticComponent.kt:81)
at org.jetbrains.kotlin.fir.analysis.collectors.components.TypeCheckersDiagnosticComponent.visitResolvedTypeRef(TypeCheckersDiagnosticComponent.kt:53)
at org.jetbrains.kotlin.fir.analysis.collectors.components.TypeCheckersDiagnosticComponent.visitResolvedTypeRef(TypeCheckersDiagnosticComponent.kt:19)
at org.jetbrains.kotlin.fir.types.FirResolvedTypeRef.accept(FirResolvedTypeRef.kt:28)
at org.jetbrains.kotlin.fir.analysis.collectors.CheckerRunningDiagnosticCollectorVisitor.checkElement(CheckerRunningDiagnosticCollectorVisitor.kt:24)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitResolvedTypeRef(AbstractDiagnosticCollectorVisitor.kt:248)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitResolvedTypeRef(AbstractDiagnosticCollectorVisitor.kt:30)
at org.jetbrains.kotlin.fir.types.FirResolvedTypeRef.accept(FirResolvedTypeRef.kt:28)
at org.jetbrains.kotlin.fir.declarations.impl.FirSimpleFunctionImpl.acceptChildren(FirSimpleFunctionImpl.kt:63)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitNestedElements(AbstractDiagnosticCollectorVisitor.kt:38)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitWithDeclarationAndReceiver(AbstractDiagnosticCollectorVisitor.kt:311)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitSimpleFunction(AbstractDiagnosticCollectorVisitor.kt:118)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitSimpleFunction(AbstractDiagnosticCollectorVisitor.kt:30)
at org.jetbrains.kotlin.fir.declarations.FirSimpleFunction.accept(FirSimpleFunction.kt:51)
at org.jetbrains.kotlin.fir.declarations.impl.FirRegularClassImpl.acceptChildren(FirRegularClassImpl.kt:63)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitNestedElements(AbstractDiagnosticCollectorVisitor.kt:38)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitWithDeclarationAndReceiver(AbstractDiagnosticCollectorVisitor.kt:311)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitClassAndChildren(AbstractDiagnosticCollectorVisitor.kt:87)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitRegularClass(AbstractDiagnosticCollectorVisitor.kt:92)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitRegularClass(AbstractDiagnosticCollectorVisitor.kt:30)
at org.jetbrains.kotlin.fir.declarations.FirRegularClass.accept(FirRegularClass.kt:48)
at org.jetbrains.kotlin.fir.declarations.impl.FirFileImpl.acceptChildren(FirFileImpl.kt:57)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitNestedElements(AbstractDiagnosticCollectorVisitor.kt:38)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitFile(AbstractDiagnosticCollectorVisitor.kt:1151)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollectorVisitor.visitFile(AbstractDiagnosticCollectorVisitor.kt:30)
at org.jetbrains.kotlin.fir.declarations.FirFile.accept(FirFile.kt:42)
at org.jetbrains.kotlin.fir.analysis.collectors.AbstractDiagnosticCollector.collectDiagnostics(AbstractDiagnosticCollector.kt:36)
at org.jetbrains.kotlin.fir.pipeline.AnalyseKt.runCheckers(analyse.kt:34)
... 33 more
I am not posting the actual DataFetchViewModel file as it neither has any runtime or compile-time errors.
Any help to resolve this issue is really helpful.