HL7 notification not sending

[dcm learner]

Dears,

I am trying to send HL7 after receiving DICOM images.

Can you please help me with below errors:

2025-12-11 09:51:56,668 INFO  [org.dcm4chee.arc.qmgt.impl.TaskScheduler] (EE-ManagedExecutorService-default-Thread-753) Start processing Task{taskID=7, deviceName='dcm4chee-arc', queueName='HL7Send', type=HL7, status=IN PROCESS, scheduledTime=2025-12-11 09:51:23.739, numberOfFailures=1, exporterID=OMG^O19, errorMessage=Unknown HL7 Application: |, localAET=|, remoteAET=|}
2025-12-11 09:51:56,674 INFO  [org.dcm4chee.arc.qmgt.impl.TaskManagerEJB] (EE-ManagedExecutorService-default-Thread-753) Failed processing of Task{taskID=7, deviceName='dcm4chee-arc', queueName='HL7Send', type=HL7, status=FAILED, scheduledTime=2025-12-11 09:51:23.739, numberOfFailures=2, exporterID=OMG^O19, errorMessage=Unknown HL7 Application: |, localAET=|, remoteAET=|} - retry:
: org.dcm4che3.conf.api.ConfigurationNotFoundException: Unknown HL7 Application: |
at org.dcm4che....@5.34.1//org.dcm4che3.conf.api.hl7.HL7ApplicationCache.findHL7Application(HL7ApplicationCache.java:68)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.jboss...@5.1.6.Final//org.jboss.weld.bean.proxy.AbstractBeanInstance.invoke(AbstractBeanInstance.java:38)
at org.jboss...@5.1.6.Final//org.jboss.weld.bean.proxy.ProxyMethodHandler.invoke(ProxyMethodHandler.java:109)
at deployment.dcm4chee-arc-ear-5.34.1-psql.ear//org.dcm4che3.conf.api.hl7.IHL7ApplicationCache$1745532575$Proxy$_$$_WeldClientProxy.findHL7Application(Unknown Source)
at deployment.dcm4chee-arc-ear-5.34.1-psql.ear.dcm4chee-arc-hl7-5.34.1.jar//org.dcm4chee.arc.hl7.impl.HL7SenderTaskProcessor.process(HL7SenderTaskProcessor.java:84)
at deployment.dcm4chee-arc-ear-5.34.1-psql.ear.dcm4chee-arc-hl7-5.34.1.jar//org.dcm4chee.arc.hl7.impl.HL7SenderTaskProcessor$Proxy$_$$_WeldClientProxy.process(Unknown Source)
at deployment.dcm4chee-arc-ear-5.34.1-psql.ear.dcm4chee-arc-qmgt-5.34.1.jar//org.dcm4chee.arc.qmgt.impl.TaskScheduler.processTask(TaskScheduler.java:214)
at deployment.dcm4chee-arc-ear-5.34.1-psql.ear.dcm4chee-arc-qmgt-5.34.1.jar//org.dcm4chee.arc.qmgt.impl.TaskScheduler.processTasksSequential(TaskScheduler.java:149)
at deployment.dcm4chee-arc-ear-5.34.1-psql.ear.dcm4chee-arc-qmgt-5.34.1.jar//org.dcm4chee.arc.qmgt.impl.TaskScheduler.process(TaskScheduler.java:129)
at deployment.dcm4chee-arc-ear-5.34.1-psql.ear.dcm4chee-arc-qmgt-5.34.1.jar//org.dcm4chee.arc.qmgt.impl.TaskScheduler.lambda$process$0(TaskScheduler.java:118)
at org.wildfly...@37.0.0.Final//org.jboss.as.ee.concurrent.ControlPointUtils$ControlledRunnable.run(ControlPointUtils.java:118)
at org.wildfly.secu...@2.6.4.Final//org.wildfly.security.auth.server.SecurityIdentity.runAsConsumer(SecurityIdentity.java:376)
at org.wildfly.secu...@2.6.4.Final//org.wildfly.security.auth.server.Scoped.runAsConsumer(Scoped.java:112)
at org.wildfly.secu...@2.6.4.Final//org.wildfly.security.auth.server.Scoped.runAs(Scoped.java:60)
at org.wildfly...@37.0.0.Final//org.jboss.as.ee.concurrent.SecurityIdentityUtils.lambda$doIdentityWrap$1(SecurityIdentityUtils.java:50)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:572)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317)
at org.glassfish.jakarta.enterprise.concurrent//org.glassfish.enterprise.concurrent.internal.ManagedFutureTask.run(ManagedFutureTask.java:119)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
at java.base/java.lang.Thread.run(Thread.java:1583)
at org.glassfish.jakarta.enterprise.concurrent//org.glassfish.enterprise.concurrent.ManagedThreadFactoryImpl$ManagedThread.run(ManagedThreadFactoryImpl.java:323)

2025-12-11 09:51:56,676 INFO  [org.dcm4chee.arc.qmgt.impl.TaskManagerEJB] (EE-ManagedExecutorService-default-Thread-753) Reschedule Task{taskID=7, deviceName='dcm4chee-arc', queueName='HL7Send', type=HL7, status=SCHEDULED FOR RETRY, scheduledTime=Thu Dec 11 09:52:56 GST 2025, numberOfFailures=2, exporterID=OMG^O19, errorMessage=Unknown HL7 Application: |, localAET=|, remoteAET=|}