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via Stack Overflow by ffgiraldez
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access denied ("java.lang.RuntimePermission" "modifyThreadGroup")
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access denied ("java.lang.RuntimePermission" "modifyThreadGroup")
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access denied ("java.lang.RuntimePermission" "modifyThreadGroup")
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access denied ("java.lang.RuntimePermission" "modifyThreadGroup")
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access denied ("java.lang.RuntimePermission" "modifyThreadGroup")
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, 2 years ago
access denied ("java.lang.RuntimePermission" "modifyThreadGroup")
java.security.AccessControlException: access denied ("java.lang.RuntimePermission" "modifyThreadGroup")	at java.security.AccessControlContext.checkPermission(AccessControlContext.java:472)	at java.security.AccessController.checkPermission(AccessController.java:884)	at java.lang.SecurityManager.checkPermission(SecurityManager.java:549)	at com.google.appengine.tools.development.DevAppServerFactory$CustomSecurityManager.checkPermission(DevAppServerFactory.java:445)	at com.google.appengine.tools.development.DevAppServerFactory$CustomSecurityManager.checkAccess(DevAppServerFactory.java:470)	at java.lang.ThreadGroup.checkAccess(ThreadGroup.java:315)	at java.lang.Thread.init(Thread.java:391)	at java.lang.Thread.init(Thread.java:349)	at java.lang.Thread.(Thread.java:548)	at rx.internal.util.RxThreadFactory.newThread(RxThreadFactory.java:39)	at java.util.concurrent.ThreadPoolExecutor$Worker.(ThreadPoolExecutor.java:612)	at java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:925)	at java.util.concurrent.ThreadPoolExecutor.ensurePrestart(ThreadPoolExecutor.java:1587)	at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:334)	at java.util.concurrent.ScheduledThreadPoolExecutor.scheduleAtFixedRate(ScheduledThreadPoolExecutor.java:573)	at rx.internal.util.ObjectPool.start(ObjectPool.java:112)	at rx.internal.util.ObjectPool.(ObjectPool.java:59)	at rx.internal.util.ObjectPool.(ObjectPool.java:36)	at rx.internal.util.RxRingBuffer$1.(RxRingBuffer.java:280)	at rx.internal.util.RxRingBuffer.(RxRingBuffer.java:280)	at rx.internal.operators.OperatorPublish$PublishSubscriber.(OperatorPublish.java:248)	at rx.internal.operators.OperatorPublish$1.call(OperatorPublish.java:60)	at rx.internal.operators.OperatorPublish$1.call(OperatorPublish.java:49)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.Observable.subscribe(Observable.java:8759)	at rx.Observable.subscribe(Observable.java:8726)	at rx.Observable.subscribe(Observable.java:8549)