HTTP ERROR 500 javax.servlet.ServletException: java.lang.NullPointerException

URI:/moxanos/download
STATUS:500
MESSAGE:javax.servlet.ServletException: java.lang.NullPointerException
SERVLET:DOWNLOAD
CAUSED BY:javax.servlet.ServletException: java.lang.NullPointerException
CAUSED BY:java.lang.NullPointerException

Caused by:

javax.servlet.ServletException: java.lang.NullPointerException
	at org.dreamox.webmox.model.listener.WebmoxController.processThrowable(WebmoxController.java:174)
	at org.dreamox.webmox.model.listener.DownloadController.service(DownloadController.java:111)
	at org.dreamox.webmox.model.listener.servlet.AbstractControllerServlet.service(AbstractControllerServlet.java:112)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:763)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1631)
	at org.auctores.jetty9.impl.filter.Jetty9_RequestQueryCharset.doFilter(Jetty9_RequestQueryCharset.java:70)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1618)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:549)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1369)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:489)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1284)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
	at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:234)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at org.eclipse.jetty.server.Server.handle(Server.java:501)
	at org.auctores.jetty9.impl.Jetty9_ServerImpl.handle(Jetty9_ServerImpl.java:24)
	at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:383)
	at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:556)
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:375)
	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:272)
	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)
	at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:129)
	at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:375)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:806)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:938)
	at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.NullPointerException
	at org.auctores.mensasystem.model.MPDFExport.getPlanPdf(MPDFExport.java:43)
	at org.auctores.mensasystem.command.MENSYSCommand.getPlanPdf(MENSYSCommand.java:128)
	at sun.reflect.GeneratedMethodAccessor851.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.dreamox.moxanos.factory.proxy.MoxCommandBeanInvocationHandler.invokeHomeMessage(MoxCommandBeanInvocationHandler.java:39)
	at org.dreamox.moxanos.factory.proxy.MoxHomeInvocationHandler.invoke(MoxHomeInvocationHandler.java:122)
	at com.sun.proxy.$Proxy1175.getPlanPdf(Unknown Source)
	at org.auctores.mensasystem.access.MENSYSAdapter.getPlanPdf(MENSYSAdapter.java:104)
	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.dreamox.moxanos.runtime.MoxAccessorExecuter.execute(MoxAccessorExecuter.java:146)
	at org.dreamox.moxanos.runtime.MoxAccessorExecuter.execute(MoxAccessorExecuter.java:70)
	at org.dreamox.webmox.model.listener.WebmoxController.executeMethod(WebmoxController.java:365)
	at org.dreamox.webmox.model.listener.MoxDataBlobDownloadController.executeMethod(MoxDataBlobDownloadController.java:77)
	at org.dreamox.webmox.model.listener.DownloadController$1.run(DownloadController.java:99)
	at org.dreamox.moxanos.runtime.MoxThreadLiveCycle.doRun(MoxThreadLiveCycle.java:148)
	at org.dreamox.moxanos.runtime.MoxThreadLiveCycle.run(MoxThreadLiveCycle.java:103)
	at org.dreamox.moxanos.runtime.MoxThreadLiveCycle.run(MoxThreadLiveCycle.java:80)
	at org.dreamox.webmox.model.listener.DownloadController.service(DownloadController.java:87)
	... 33 more