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Registered component class cannot be null.
java.lang.IllegalArgumentException: Registered component class cannot be null.	at org.glassfish.jersey.model.internal.CommonConfig.checkComponentClassNotNull(CommonConfig.java:579)	at org.glassfish.jersey.model.internal.CommonConfig.register(CommonConfig.java:417)	at org.glassfish.jersey.server.ResourceConfig.register(ResourceConfig.java:425)	at org.glassfish.jersey.server.ResourceConfig.registerClasses(ResourceConfig.java:501)	at org.glassfish.jersey.server.ResourceConfig.(ResourceConfig.java:367)	at org.glassfish.admin.rest.adapter.AbstractRestResourceProvider.getResourceConfig(AbstractRestResourceProvider.java:104)	at org.glassfish.admin.rest.adapter.RestManagementResourceProvider.getResourceConfig(RestManagementResourceProvider.java:96)	at org.glassfish.admin.rest.adapter.RestAdapter.exposeContext(RestAdapter.java:304)	at org.glassfish.admin.rest.adapter.RestAdapter.service(RestAdapter.java:175)	at com.sun.enterprise.v3.services.impl.ContainerMapper$HttpHandlerCallable.call(ContainerMapper.java:466)	at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:169)	at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:206)	at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:180)	at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:235)	at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)	at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:284)	at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:201)	at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:133)	at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:112)	at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77)	at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:526)	at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112)	at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:117)	at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:56)	at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:137)	at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:591)	at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:571)	at java.lang.Thread.run(Thread.java:745)