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MGX-metagenomics / MGX-server

MGX application server
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ConcurrentModificationException in UploadSessions #112

Closed sjaenick closed 3 years ago

sjaenick commented 3 years ago

MGX 1.x 

[#|2021-04-07T15:29:36.429+0200|WARNING|glassfish3.1.2|javax.enterprise.system.container.ejb.com.sun.ejb.containers|_ThreadID=151;_ThreadName=Thread-2;|javax.ejb.EJBException
        at com.sun.ejb.containers.BaseContainer.processSystemException(BaseContainer.java:5215)
        at com.sun.ejb.containers.BaseContainer.completeNewTx(BaseContainer.java:5113)
        at com.sun.ejb.containers.BaseContainer.postInvokeTx(BaseContainer.java:4901)
        at com.sun.ejb.containers.BaseContainer.postInvoke(BaseContainer.java:2045)
        at com.sun.ejb.containers.BaseContainer.postInvoke(BaseContainer.java:1994)
        at com.sun.ejb.containers.BaseContainer.callEJBTimeout(BaseContainer.java:4088)
        at com.sun.ejb.containers.EJBTimerService.deliverTimeout(EJBTimerService.java:1832)
        at com.sun.ejb.containers.EJBTimerService.access$100(EJBTimerService.java:108)
        at com.sun.ejb.containers.EJBTimerService$TaskExpiredWork.run(EJBTimerService.java:2646)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
Caused by: java.util.ConcurrentModificationException
        at java.util.HashMap$HashIterator.nextNode(HashMap.java:1445)
        at java.util.HashMap$EntryIterator.next(HashMap.java:1479)
        at java.util.HashMap$EntryIterator.next(HashMap.java:1477)
        at de.cebitec.mgx.upload.UploadSessions.timeout(UploadSessions.java:84)
        at sun.reflect.GeneratedMethodAccessor102.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
sjaenick commented 3 years ago

todo: cherry-pick fix for 2.0 branch