java: Internal error in the mapping processor: java.lang.NullPointerException  at org.mapstruct.ap.internal.processor.DefaultVersionInformation.createManifestUrl(DefaultVersionInformation.java:182)  at org.mapstruct.ap.internal.processor.DefaultVersionInformation.openManifest(DefaultVersionInformation.java:153)  at org.mapstruct.ap.internal.processor.DefaultVersionInformation.getLibraryName(DefaultVersionInformation.java:129)  at org.mapstruct.ap.internal.processor.DefaultVersionInformation.getCompiler(DefaultVersionInformation.java:122)  at org.mapstruct.ap.internal.processor.DefaultVersionInformation.fromProcessingEnvironment(DefaultVersionInformation.java:95)  at org.mapstruct.ap.internal.processor.DefaultModelElementProcessorContext.<init>(DefaultModelElementProcessorContext.java:50)  at org.mapstruct.ap.MappingProcessor.processMapperElements(MappingProcessor.java:218)  at org.mapstruct.ap.MappingProcessor.process(MappingProcessor.java:156)  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.jetbrains.jps.javac.APIWrappers$1.invoke(APIWrappers.java:255)  at lombok.launch.AnnotationProcessorHider$AnnotationProcessor.process(Unknown Source)  at com.sun.tools.javac.processing.JavacProcessingEnvironment.callProcessor(JavacProcessingEnvironment.java:802)  at com.sun.tools.javac.processing.JavacProcessingEnvironment.discoverAndRunProcs(JavacProcessingEnvironment.java:713)  at com.sun.tools.javac.processing.JavacProcessingEnvironment.access$1800(JavacProcessingEnvironment.java:91)  at com.sun.tools.javac.processing.JavacProcessingEnvironment$Round.run(JavacProcessingEnvironment.java:1043)  at com.sun.tools.javac.processing.JavacProcessingEnvironment.doProcessing(JavacProcessingEnvironment.java:1184)  at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:1170)  at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:856)  at com.sun.tools.javac.main.Main.compile(Main.java:523)  at com.sun.tools.javac.api.JavacTaskImpl.doCall(JavacTaskImpl.java:129)  at com.sun.tools.javac.api.JavacTaskImpl.call(JavacTaskImpl.java:138)  at org.jetbrains.jps.javac.JavacMain.compile(JavacMain.java:231)  at org.jetbrains.jps.incremental.java.JavaBuilder.lambda$compileJava$2(JavaBuilder.java:514)  at org.jetbrains.jps.incremental.java.JavaBuilder.invokeJavac(JavaBuilder.java:560)  at org.jetbrains.jps.incremental.java.JavaBuilder.compileJava(JavaBuilder.java:512)  at org.jetbrains.jps.incremental.java.JavaBuilder.compile(JavaBuilder.java:355)  at org.jetbrains.jps.incremental.java.JavaBuilder.doBuild(JavaBuilder.java:280)  at org.jetbrains.jps.incremental.java.JavaBuilder.build(JavaBuilder.java:234)  at org.jetbrains.jps.incremental.IncProjectBuilder.runModuleLevelBuilders(IncProjectBuilder.java:1464)  at org.jetbrains.jps.incremental.IncProjectBuilder.runBuildersForChunk(IncProjectBuilder.java:1101)  at org.jetbrains.jps.incremental.IncProjectBuilder.buildTargetsChunk(IncProjectBuilder.java:1247)  at org.jetbrains.jps.incremental.IncProjectBuilder.buildChunkIfAffected(IncProjectBuilder.java:1066)  at org.jetbrains.jps.incremental.IncProjectBuilder.buildChunks(IncProjectBuilder.java:832)  at org.jetbrains.jps.incremental.IncProjectBuilder.runBuild(IncProjectBuilder.java:419)  at org.jetbrains.jps.incremental.IncProjectBuilder.build(IncProjectBuilder.java:183)  at org.jetbrains.jps.cmdline.BuildRunner.runBuild(BuildRunner.java:132)  at org.jetbrains.jps.cmdline.BuildSession.runBuild(BuildSession.java:301)  at org.jetbrains.jps.cmdline.BuildSession.run(BuildSession.java:132)  at org.jetbrains.jps.cmdline.BuildMain$MyMessageHandler.lambda$channelRead0$0(BuildMain.java:219)  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)  at java.lang.Thread.run(Thread.java:748)



在使用MapStruct 时,IDEA 2021.1.3 版本在build项目的时候出现错误:java: Internal error in the mapping processorjava.lang.NullPointerException   



解决方案:

File | Settings | Build, Execution, Deployment | Compiler :User-local build process VM options (overrides Shared options): 添加参数:-Djps.track.ap.dependencies=false    








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