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org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.NullPointerException
java.lang.NullPointerException: 	at org.glassfish.jersey.servlet.async.AsyncContextDelegateProviderImpl$ExtensionImpl.getAsyncContext(AsyncContextDelegateProviderImpl.java:105)	at org.glassfish.jersey.servlet.async.AsyncContextDelegateProviderImpl$ExtensionImpl.suspend(AsyncContextDelegateProviderImpl.java:96)	at org.glassfish.jersey.servlet.internal.ResponseWriter.suspend(ResponseWriter.java:125)	at org.glassfish.jersey.server.ServerRuntime$AsyncResponder.suspend(ServerRuntime.java:910)	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:327)	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:102)	at org.glassfish.jersey.server.ServerRuntime$2.run(ServerRuntime.java:326)	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:271)	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:267)	at org.glassfish.jersey.internal.Errors.process(Errors.java:315)	at org.glassfish.jersey.internal.Errors.process(Errors.java:297)	at org.glassfish.jersey.internal.Errors.process(Errors.java:267)	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:317)	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:305)	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:1154)	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:473)	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:427)	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:388)	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:341)	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:228)	at co.paralleluniverse.fibers.jersey.ServletContainer.service(ServletContainer.java:92)	at co.paralleluniverse.fibers.servlet.FiberHttpServlet.exec0(FiberHttpServlet.java:228)	at co.paralleluniverse.fibers.servlet.FiberHttpServlet.exec(FiberHttpServlet.java:203)	at co.paralleluniverse.fibers.servlet.FiberHttpServlet$ServletSuspendableRunnable.run(FiberHttpServlet.java:176)	at co.paralleluniverse.strands.SuspendableUtils$VoidSuspendableCallable.run(SuspendableUtils.java:44)	at co.paralleluniverse.strands.SuspendableUtils$VoidSuspendableCallable.run(SuspendableUtils.java:32)	at co.paralleluniverse.fibers.Fiber.run(Fiber.java:1019)	at co.paralleluniverse.fibers.Fiber.run1(Fiber.java:1014)	at co.paralleluniverse.fibers.Fiber.exec(Fiber.java:729)	at co.paralleluniverse.fibers.FiberForkJoinScheduler$FiberForkJoinTask.exec1(FiberForkJoinScheduler.java:257)	at co.paralleluniverse.concurrent.forkjoin.ParkableForkJoinTask.doExec(ParkableForkJoinTask.java:116)	at co.paralleluniverse.concurrent.forkjoin.ParkableForkJoinTask.exec(ParkableForkJoinTask.java:73)	at java.util.concurrent.ForkJoinTask.doExec(Unknown Source)	at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(Unknown Source)	at java.util.concurrent.ForkJoinPool.runWorker(Unknown Source)	at java.util.concurrent.ForkJoinWorkerThread.run(Unknown Source)