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java.lang.NullPointerException: 	at org.springframework.roo.classpath.javaparser.details.JavaParserInnerTypeMetadata.(JavaParserInnerTypeMetadata.java:201)	at org.springframework.roo.classpath.javaparser.JavaParserMutableClassOrInterfaceTypeDetails.(JavaParserMutableClassOrInterfaceTypeDetails.java:269)	at org.springframework.roo.classpath.javaparser.JavaParserClassMetadata.(JavaParserClassMetadata.java:69)	at org.springframework.roo.classpath.javaparser.JavaParserMetadataProvider.get(JavaParserMetadataProvider.java:160)	at org.springframework.roo.metadata.DefaultMetadataService.getInternal(DefaultMetadataService.java:136)	at org.springframework.roo.metadata.DefaultMetadataService.get(DefaultMetadataService.java:81)	at org.springframework.roo.metadata.DefaultMetadataService.get(DefaultMetadataService.java:179)	at org.springframework.roo.classpath.itd.AbstractItdMetadataProvider.get(AbstractItdMetadataProvider.java:183)	at org.springframework.roo.metadata.DefaultMetadataService.getInternal(DefaultMetadataService.java:136)	at org.springframework.roo.metadata.DefaultMetadataService.get(DefaultMetadataService.java:81)	at org.springframework.roo.classpath.itd.AbstractItdMetadataProvider.notify(AbstractItdMetadataProvider.java:112)	at org.springframework.roo.metadata.DefaultMetadataService.notify(DefaultMetadataService.java:199)	at org.springframework.roo.metadata.internal.DefaultMetadataDependencyRegistry.notifyDownstream(DefaultMetadataDependencyRegistry.java:262)	at org.springframework.roo.classpath.javaparser.JavaParserMetadataProvider.onFileEvent(JavaParserMetadataProvider.java:138)	at org.springframework.roo.file.monitor.polling.PollingFileMonitorService.publish(PollingFileMonitorService.java:344)	at org.springframework.roo.file.monitor.polling.PollingFileMonitorService.scanAll(PollingFileMonitorService.java:318)	at org.springframework.roo.process.manager.internal.DefaultFileManager.notify(DefaultFileManager.java:199)	at org.springframework.roo.metadata.internal.DefaultMetadataDependencyRegistry.notifyDownstream(DefaultMetadataDependencyRegistry.java:276)	at org.springframework.roo.addon.maven.MavenProjectMetadataProvider.onFileEvent(MavenProjectMetadataProvider.java:778)	at org.springframework.roo.file.monitor.polling.PollingFileMonitorService.publish(PollingFileMonitorService.java:344)	at org.springframework.roo.file.monitor.polling.PollingFileMonitorService.scanAll(PollingFileMonitorService.java:318)	at org.springframework.roo.process.manager.internal.MonitoringRequestCommand.callback(MonitoringRequestCommand.java:36)	at org.springframework.roo.process.manager.internal.MonitoringRequestCommand.callback(MonitoringRequestCommand.java:15)	at org.springframework.roo.process.manager.internal.DefaultProcessManager.doTransactionally(DefaultProcessManager.java:177)	at org.springframework.roo.process.manager.internal.DefaultProcessManager.completeStartup(DefaultProcessManager.java:99)	at org.springframework.roo.process.manager.internal.DefaultProcessManager$1.frameworkEvent(DefaultProcessManager.java:62)	at org.apache.felix.framework.util.EventDispatcher.invokeFrameworkListenerCallback(EventDispatcher.java:767)	at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:724)	at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:942)	at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:54)	at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:106)	at java.lang.Thread.run(Thread.java:619)