[keycloak-user] Regarding the exception seen after upgrading the version from 3.4 to 4.5

[senthil nathan]

HI All

In our environment we are seeing exception after upgrading the keycloak server version from 3.4 to 4.5 
and enabling the event listener.



2019-04-09 06:25:43,325 ERROR [org.keycloak.services] (default task-6) KC-SERVICES0088: Failed to send 
execute actions email: org.keycloak.email.EmailException: javax.mail.AuthenticationFailedException: ;
  nested exception is:
        javax.mail.MessagingException: Exception reading response;
  nested exception is:
        java.net.SocketTimeoutException: Read timed out
        at org.keycloak.email.DefaultEmailSenderProvider.send(DefaultEmailSenderProvider.java:145)
        at 
org.keycloak.email.freemarker.FreeMarkerEmailTemplateProvider.send(FreeMarkerEmailTemplateProvider.java
:251)
        at 
org.keycloak.email.freemarker.FreeMarkerEmailTemplateProvider.send(FreeMarkerEmailTemplateProvider.java
:246)
        at 
org.keycloak.email.freemarker.FreeMarkerEmailTemplateProvider.send(FreeMarkerEmailTemplateProvider.java
:237)
        at 
org.keycloak.email.freemarker.FreeMarkerEmailTemplateProvider.send(FreeMarkerEmailTemplateProvider.java
:197)
        at 
org.keycloak.email.freemarker.FreeMarkerEmailTemplateProvider.sendExecuteActions(FreeMarkerEmailTemplat
eProvider.java:163)
        at 
org.keycloak.services.resources.admin.UserResource.executeActionsEmail(UserResource.java:709)
        at org.keycloak.services.resources.admin.UserResource.sendVerifyEmail(UserResource.java:739)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
                                                                        \






2019-04-09 08:41:10,606 WARN  [com.arjuna.ats.arjuna] (Transaction Reaper) ARJUNA012117: 
TransactionReaper::check timeout for TX 0:ffffac1f0dea:2f1df5ed:5cac520e:504 in state  RUN
2019-04-09 08:41:10,608 WARN  [com.arjuna.ats.arjuna] (Transaction Reaper Worker 0) ARJUNA012095: Abort 
of action id 0:ffffac1f0dea:2f1df5ed:5cac520e:504 invoked while multiple threads active within it.
2019-04-09 08:41:10,609 WARN  [com.arjuna.ats.arjuna] (Transaction Reaper Worker 0) ARJUNA012381: 
Action id 0:ffffac1f0dea:2f1df5ed:5cac520e:504 completed with multiple threads - thread default task-11 
was in progress with sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.
java:2039)
org.apache.http.pool.PoolEntryFuture.await(PoolEntryFuture.java:138)
org.apache.http.pool.AbstractConnPool.getPoolEntryBlocking(AbstractConnPool.java:306)
org.apache.http.pool.AbstractConnPool.access$000(AbstractConnPool.java:64)
org.apache.http.pool.AbstractConnPool$2.getPoolEntry(AbstractConnPool.java:192)
org.apache.http.pool.AbstractConnPool$2.getPoolEntry(AbstractConnPool.java:185)
org.apache.http.pool.PoolEntryFuture.get(PoolEntryFuture.java:107)
org.apache.http.impl.conn.PoolingHttpClientConnectionManager.leaseConnection(PoolingHttpClientConnectio
nManager.java:276)
org.apache.http.impl.conn.PoolingHttpClientConnectionManager$1.get(PoolingHttpClientConnectionManager.j
ava:263)
org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:190)
org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)
org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)
org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107)
org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:55)
com.nokia.csf.keycloak.notifications.HTTPJsonNotifier.send(HTTPJsonNotifier.java:42)
com.nokia.csf.keycloak.notifications.URLCallBackNotification.process(URLCallBackNotification.java:47)
com.nokia.csf.keycloak.providers.events.CSFGenericEventListenerProvider.onEvent(CSFGenericEventListener
Provider.java:57)


Regards
SPS.Nathan