android - 任务 ':app:transformClassesWithShrinkResForDebug' 执行失败

Question

将 AS 更新到 3.1.2 后，我遇到了很多问题，其中之一是

任务“:app:transformClassesWithShrinkResForDebug”执行失败。

org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':app:transformClassesWithShrinkResForDebug'. at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:103) at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:73) at org.gradle.api.internal.tasks.execution.OutputDirectoryCreatingTaskExecuter.execute(OutputDirectoryCreatingTaskExecuter.java:51) at org.gradle.api.internal.tasks.execution.SkipUpToDateTaskExecuter.execute(SkipUpToDateTaskExecuter.java:59) at org.gradle.api.internal.tasks.execution.ResolveTaskOutputCachingStateExecuter.execute(ResolveTaskOutputCachingStateExecuter.java:54) at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:59) at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:101) at org.gradle.api.internal.tasks.execution.FinalizeInputFilePropertiesTaskExecuter.execute(FinalizeInputFilePropertiesTaskExecuter.java:44) at org.gradle.api.internal.tasks.execution.CleanupStaleOutputsExecuter.execute(CleanupStaleOutputsExecuter.java:91) at org.gradle.api.internal.tasks.execution.ResolveTaskArtifactStateTaskExecuter.execute(ResolveTaskArtifactStateTaskExecuter.java:62) at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:59) at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:54) at org.gradle.api.internal.tasks.execution.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:43) at org.gradle.api.internal.tasks.execution.CatchExceptionTaskExecuter.execute(CatchExceptionTaskExecuter.java:34) at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker$1.run(DefaultTaskGraphExecuter.java:256) at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:336) at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:328) at org.gradle.internal.progress.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:199) at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:110) at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:249) at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:238) at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker.processTask(DefaultTaskPlanExecutor.java:123) at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker.access$200(DefaultTaskPlanExecutor.java:79) at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker$1.execute(DefaultTaskPlanExecutor.java:104) at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker$1.execute(DefaultTaskPlanExecutor.java:98) at org.gradle.execution.taskgraph.DefaultTaskExecutionPlan.execute(DefaultTaskExecutionPlan.java:663) at org.gradle.execution.taskgraph.DefaultTaskExecutionPlan.executeWithTask(DefaultTaskExecutionPlan.java:597) at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker.run(DefaultTaskPlanExecutor.java:98) at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:63) at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:46) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunnable.run(ThreadFactoryImpl.java:55) at java.lang.Thread.run(Thread.java:745) `Caused by: org.gradle.tooling.BuildException at com.android.build.gradle.internal.scope.BuildElements$ExecutorBasedScheduler$transform$2.invoke(BuildElements.kt:133) at com.android.build.gradle.internal.scope.BuildElements$ExecutorBasedScheduler$transform$2.invoke(BuildElements.kt:110) at kotlin.sequences.SequencesKt___SequencesKt$onEach$1.invoke(_Sequences.kt:1260) at kotlin.sequences.TransformingSequence$iterator$1.next(Sequences.kt:149) at kotlin.sequences.FilteringSequence$iterator$1.calcNext(Sequences.kt:109) at kotlin.sequences.FilteringSequence$iterator$1.hasNext(Sequences.kt:133) at kotlin.sequences.TransformingSequence$iterator$1.hasNext(Sequences.kt:153) at kotlin.sequences.SequencesKt___SequencesKt.toCollection(_Sequences.kt:633) at kotlin.sequences.SequencesKt___SequencesKt.toMutableList(_Sequences.kt:663) at kotlin.sequences.SequencesKt___SequencesKt.toList(_Sequences.kt:654) at com.android.build.gradle.internal.scope.BuildElements$ExecutorBasedScheduler.transform(BuildElements.kt:140) at com.android.build.gradle.internal.scope.BuildElements$ExecutorBasedScheduler.into(BuildElements.kt:115) at com.android.build.gradle.internal.scope.BuildElementActionScheduler.into(BuildElementActionScheduler.kt:32) at com.android.build.gradle.internal.transforms.ShrinkResourcesTransform.transform(ShrinkResourcesTransform.java:241) at com.android.build.gradle.internal.pipeline.TransformTask$2.call(TransformTask.java:221) at com.android.build.gradle.internal.pipeline.TransformTask$2.call(TransformTask.java:217) at com.android.builder.profile.ThreadRecorder.record(ThreadRecorder.java:102) at com.android.build.gradle.internal.pipeline.TransformTask.transform(TransformTask.java:212) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:73) at org.gradle.api.internal.project.taskfactory.IncrementalTaskAction.doExecute(IncrementalTaskAction.java:50) at org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:39) at org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:26) at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$1.run(ExecuteActionsTaskExecuter.java:124) at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:336) at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:328) at org.gradle.internal.progress.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:199) at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:110) at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:113) at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:95) ... 33 more Caused by: java.lang.NullPointerException at com.android.build.gradle.tasks.ResourceUsageAnalyzer$UsageVisitor.handleCodeConstant(ResourceUsageAnalyzer.java:1721) at com.android.build.gradle.tasks.ResourceUsageAnalyzer$UsageVisitor.access$000(ResourceUsageAnalyzer.java:1602) at com.android.build.gradle.tasks.ResourceUsageAnalyzer$UsageVisitor$1.visitLdcInsn(ResourceUsageAnalyzer.java:1618) at org.objectweb.asm.ClassReader.a(Unknown Source) at org.objectweb.asm.ClassReader.b(Unknown Source) at org.objectweb.asm.ClassReader.accept(Unknown Source) at org.objectweb.asm.ClassReader.accept(Unknown Source) at com.android.build.gradle.tasks.ResourceUsageAnalyzer.recordClassUsages(ResourceUsageAnalyzer.java:1417) at com.android.build.gradle.tasks.ResourceUsageAnalyzer.recordClassUsages(ResourceUsageAnalyzer.java:1381) at com.android.build.gradle.tasks.ResourceUsageAnalyzer.recordClassUsages(ResourceUsageAnalyzer.java:1375) at com.android.build.gradle.tasks.ResourceUsageAnalyzer.recordClassUsages(ResourceUsageAnalyzer.java:1375) at com.android.build.gradle.tasks.ResourceUsageAnalyzer.recordClassUsages(ResourceUsageAnalyzer.java:1375) at com.android.build.gradle.tasks.ResourceUsageAnalyzer.recordClassUsages(ResourceUsageAnalyzer.java:1375) at com.android.build.gradle.tasks.ResourceUsageAnalyzer.recordClassUsages(ResourceUsageAnalyzer.java:1375) at com.android.build.gradle.tasks.ResourceUsageAnalyzer.recordClassUsages(ResourceUsageAnalyzer.java:1375) at com.android.build.gradle.tasks.ResourceUsageAnalyzer.analyze(ResourceUsageAnalyzer.java:272) at com.android.build.gradle.internal.transforms.ShrinkResourcesTransform.splitAction(ShrinkResourcesTransform.java:306) at com.android.build.gradle.internal.transforms.ShrinkResourcesTransform.lambda$transform$0(ShrinkResourcesTransform.java:239) at com.android.build.gradle.internal.scope.BuildElements$ExecutorBasedScheduler$transform$$inlined$forEach$lambda$1.call(BuildElements.kt:121) at com.android.build.gradle.internal.scope.BuildElements$ExecutorBasedScheduler$transform$$inlined$forEach$lambda$1.call(BuildElements.kt:110) at java.util.concurrent.ForkJoinTask$AdaptedCallable.exec(ForkJoinTask.java:1424) at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056) at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692) at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)

Answer 1

请检查您是否在资源文件夹中添加了任何 .9 批处理(例如:abc.9.png)图像文件，这不是实际的 .9 批处理图像。包含有效的 .9 批处理图像。