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Support Article

Email listeners stopped processing post exception

SA-20878

Summary



The Email listener has stopped processing after getting exception in Production. The status of the listner remain in "SLEEPING" although it stopped listining. This causing problems on customer servicing. When customer receives email to upload document, we are getting complains of no attaching the documents with the cases. This cause major impact on meeting deadline in order to process customer application.

Error Messages



EMAIL.CCRLAttachmentListener.Listener serviceuser - Caught exception while connecting to email server(s)
javax.mail.MessagingException: Connect failed;
nested exception is:
java.net.SocketException: Connection reset
at com.sun.mail.pop3.POP3Store.protocolConnect(POP3Store.java:161)
at javax.mail.Service.connect(Service.java:288)
at com.pega.pegarules.integration.engine.internal.services.email.EmailListener.emailConnect(EmailListener.java:2680)
at com.pega.pegarules.integration.engine.internal.services.email.EmailListener.oneIteration(EmailListener.java:2291)
at com.pega.pegarules.integration.engine.internal.services.email.EmailListener.run_(EmailListener.java:2206)
at com.pega.pegarules.integration.engine.internal.services.listener.ServiceListenerBaseImpl.run(ServiceListenerBaseImpl.java:448)
at com.pega.pegarules.session.internal.engineinterface.etier.impl.AsyncServant.processAsyncTask(AsyncServant.java:212)
at com.pega.pegarules.session.internal.engineinterface.etier.impl.AsyncServant.invoke(AsyncServant.java:166)
at com.pega.pegarules.session.internal.engineinterface.etier.impl.EngineImpl._invokeEngine_privact(EngineImpl.java:315)
at com.pega.pegarules.session.internal.engineinterface.etier.impl.EngineImpl.invokeEngine(EngineImpl.java:263)
at com.pega.pegarules.session.internal.engineinterface.etier.ejb.EngineBean.invokeEngine(EngineBean.java:225)
at sun.reflect.GeneratedMethodAccessor67.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:611)
at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethod(PRBootstrap.java:338)
at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethodPropagatingThrowable(PRBootstrap.java:379)
at com.pega.pegarules.boot.internal.extbridge.AppServerBridgeToPega.invokeMethodPropagatingThrowable(AppServerBridgeToPega.java:216)
at com.pega.pegarules.boot.internal.extbridge.AppServerBridgeToPega.invokeMethodPropagatingException(AppServerBridgeToPega.java:238)
at com.pega.pegarules.internal.etier.ejb.EngineBeanBoot.invokeEngine(EngineBeanBoot.java:168)
at com.pega.pegarules.internal.etier.interfaces.EJSLocalStatelessEngineBMT_f2439d86.invokeEngine(Unknown Source)
at com.pega.pegarules.session.internal.engineinterface.etier.mdb.PRAsync.processRequest(PRAsync.java:155)
at com.pega.pegarules.session.internal.engineinterface.etier.asynchbeans.AsyncTask.run(AsyncTask.java:64)
at com.pega.pegarules.session.internal.engineinterface.etier.asynchbeans.RunnableWrapper.run(RunnableWrapper.java:71)
at com.ibm.ws.asynchbeans.J2EEContext$RunProxy.run(J2EEContext.java:270)
at java.security.AccessController.doPrivileged(AccessController.java:276)
at com.ibm.ws.asynchbeans.J2EEContext.run(J2EEContext.java:796)
at com.ibm.ws.asynchbeans.WorkWithExecutionContextImpl.go(WorkWithExecutionContextImpl.java:222)
at com.ibm.ws.asynchbeans.ABWorkItemImpl.run(ABWorkItemImpl.java:206)
at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1865)
Caused by:
java.net.SocketException: Connection reset
at java.net.SocketInputStream.read(SocketInputStream.java:179)
at com.ibm.jsse2.b.a(b.java:205)
at com.ibm.jsse2.b.a(b.java:191)
at com.ibm.jsse2.SSLSocketImpl.a(SSLSocketImpl.java:510)
at com.ibm.jsse2.SSLSocketImpl.h(SSLSocketImpl.java:723)
at com.ibm.jsse2.SSLSocketImpl.a(SSLSocketImpl.java:655)
at com.ibm.jsse2.f.read(f.java:10)
at java.io.BufferedInputStream.fill(BufferedInputStream.java:229)
at java.io.BufferedInputStream.read(BufferedInputStream.java:248)
at java.io.DataInputStream.readLine(DataInputStream.java:507)
at com.sun.mail.pop3.Protocol.simpleCommand(Protocol.java:360)
at com.sun.mail.pop3.Protocol.<init>(Protocol.java:104)
at com.sun.mail.pop3.POP3Store.getPort(POP3Store.java:214)
at com.sun.mail.pop3.POP3Store.protocolConnect(P


Steps to Reproduce



Not Applicable 

Root Cause

Email Listener stops working when it encounters an exception.

Resolution

Ported HFix-23705

Published March 16, 2016 - Updated October 8, 2020

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