Workflow async mode but credentialData is null

Workflows
1

Hi,

is similar to this topic but other error.

2025-06-23 16:27:04.908 [        ]  INFO [App,,] 36996 --- [host-632332625)] org.apache.activemq.audit.base           : AMQ601267: User anonymous@invm:0 is creating a core session on target resource ActiveMQServerImpl::name=localhost with parameters: [22b66af4-503e-11f0-83db-00059a3c7a00, null, ****, 102400, RemotingConnectionImpl [ID=399bb19e-503c-11f0-83db-00059a3c7a00, clientID=null, nodeID=33c6ed28-503c-11f0-83db-00059a3c7a00, transportConnection=InVMConnection [serverID=0, id=399bb19e-503c-11f0-83db-00059a3c7a00]], true, true, false, false, null, org.apache.activemq.artemis.core.protocol.core.impl.CoreSessionCallback@3e4cfd58, true, {}]
2025-06-23 16:27:04.962 [        ]  INFO [App,,] 36996 --- [mpl$6@47658c7a)] org.apache.activemq.audit.message        : AMQ601501: User anonymous@invm:0 is consuming a message from WORKFLOWS_OUTBOX_QUEUE: Reference[1655]:RELIABLE:CoreMessage[messageID=1655,durable=true,userID=22bb25e6-503e-11f0-83db-00059a3c7a00,priority=4, timestamp=Mon Jun 23 16:27:04 CEST 2025,expiration=0, durable=true, address=WORKFLOWS_OUTBOX_QUEUE,size=935,properties=TypedProperties[_AMQ_GROUP_ID=0b05fa07-54a2-4e1d-820e-11c0009f8fa9,__AMQ_CID=39a77170-503c-11f0-83db-00059a3c7a00,timestamp=1750688824936427900,_AMQ_ROUTING_TYPE=1]]@1827187402
2025-06-23 16:27:04.962 [        ]  INFO [App,,] 36996 --- [mpl$6@47658c7a)] org.apache.activemq.audit.message        : AMQ601500: User anonymous@invm:0 sent a message CoreMessage[messageID=1655,durable=true,userID=22bb25e6-503e-11f0-83db-00059a3c7a00,priority=4, timestamp=Mon Jun 23 16:27:04 CEST 2025,expiration=0, durable=true, address=WORKFLOWS_OUTBOX_QUEUE,size=935,properties=TypedProperties[_AMQ_GROUP_ID=0b05fa07-54a2-4e1d-820e-11c0009f8fa9,__AMQ_CID=39a77170-503c-11f0-83db-00059a3c7a00,timestamp=1750688824936427900,_AMQ_ROUTING_TYPE=1]]@1827187402, context: RoutingContextImpl(Address=WORKFLOWS_OUTBOX_QUEUE, routingType=ANYCAST, PreviousAddress=WORKFLOWS_OUTBOX_QUEUE previousRoute:ANYCAST, reusable=true, version=-2147483640)
..................................................
***** durable queues WORKFLOWS_OUTBOX_QUEUE:
- queueID=14 address:WORKFLOWS_OUTBOX_QUEUE name:WORKFLOWS_OUTBOX_QUEUE filter:null
***** non durable for WORKFLOWS_OUTBOX_QUEUE:
..................................................
, transaction: null
2025-06-23 16:27:04.972 [        ]  INFO [App,68596438eb2b2d06eb23fed31bd435f5,13ad00a132e0ea18] 36996 --- [nio-8100-exec-7] c.m.a.w.e.i.o.StartProcessOperation      : Process engine started instance of AppDatenErfassenProcess
2025-06-23 16:27:04.974 [        ]  INFO [App,,] 36996 --- [ntContainer#0-1] c.m.a.w.consumer.JsonRpcConsumer         : Requesting process engine to start instance of AppDatenErfassenProcess
2025-06-23 16:27:08.004 [        ] DEBUG [App,68596439eae89abb158c9f28a4332764,49fdfe58a03d53f7] 36996 --- [nio-8100-exec-1] .s.t.i.a.JwtTokenUrlAuthenticationFilter : Filter JWT Token from URL.
2025-06-23 16:27:08.004 [        ] DEBUG [App,68596439eae89abb158c9f28a4332764,49fdfe58a03d53f7] 36996 --- [nio-8100-exec-1] .s.t.i.a.JwtTokenUrlAuthenticationFilter : Requested URL does not contain any JWT Token hint!
2025-06-23 16:27:08.008 [        ] ERROR [App,,] 36996 --- [ntContainer#0-1] c.m.a.u.c.r.a.i.AuthorizationInterceptor : Unable to authenticate

java.lang.NullPointerException: Cannot invoke "com.mgmtp.a12.uaa.client.rest.auth.AuthorizationData.getAuthenticationTokenType()" because "credentialData" is null
	at com.mgmtp.a12.uaa.client.rest.auth.internal.AuthorizationInterceptor.intercept(AuthorizationInterceptor.java:53)
	at org.springframework.http.client.InterceptingClientHttpRequest$InterceptingRequestExecution.execute(InterceptingClientHttpRequest.java:87)
	at org.springframework.http.client.InterceptingClientHttpRequest.executeInternal(InterceptingClientHttpRequest.java:71)
	at org.springframework.http.client.AbstractBufferingClientHttpRequest.executeInternal(AbstractBufferingClientHttpRequest.java:48)
	at org.springframework.http.client.AbstractClientHttpRequest.execute(AbstractClientHttpRequest.java:66)
	at org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:864)
	at org.springframework.web.client.RestTemplate.execute(RestTemplate.java:765)
	at org.springframework.web.client.RestTemplate.exchange(RestTemplate.java:647)
	at com.mgmtp.a12.connector.rest.GenericRestConnector.executeMethod(GenericRestConnector.java:63)
	at com.mgmtp.a12.connector.rest.RestPostConnector.callServer(RestPostConnector.java:27)
	at com.mgmtp.a12.workflows.camunda.client.internal.CamundaRestClient.startProcessInstance(CamundaRestClient.kt:47)
	at com.mgmtp.a12.workflows.consumer.JsonRpcConsumer.consumeStartProcessOutboxCommand(JsonRpcConsumer.kt:62)
	at com.mgmtp.a12.workflows.consumer.JsonRpcConsumer.consume(JsonRpcConsumer.kt:26)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.messaging.handler.invocation.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:169)
	at org.springframework.messaging.handler.invocation.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:119)
	at org.springframework.jms.listener.adapter.MessagingMessageListenerAdapter.invokeHandler(MessagingMessageListenerAdapter.java:110)
	at org.springframework.jms.listener.adapter.MessagingMessageListenerAdapter.onMessage(MessagingMessageListenerAdapter.java:84)
	at org.springframework.jms.listener.AbstractMessageListenerContainer.doInvokeListener(AbstractMessageListenerContainer.java:736)
	at org.springframework.jms.listener.AbstractMessageListenerContainer.invokeListener(AbstractMessageListenerContainer.java:696)
	at org.springframework.jms.listener.AbstractMessageListenerContainer.doExecuteListener(AbstractMessageListenerContainer.java:674)
	at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.doReceiveAndExecute(AbstractPollingMessageListenerContainer.java:330)
	at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.receiveAndExecute(AbstractPollingMessageListenerContainer.java:269)
	at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.invokeListener(DefaultMessageListenerContainer.java:1239)
	at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.executeOngoingLoop(DefaultMessageListenerContainer.java:1229)
	at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.run(DefaultMessageListenerContainer.java:1122)
	at java.base/java.lang.Thread.run(Thread.java:840)

client.rest.authentication-type: DELEGATED

Does anyone have any idea how I can solve this?

2

In our case, the solution was to assign the service task with the ‘syncAvailableFieldsDelegate’ before the gateway and with the ‘Modify’ and “Complete” requests with ‘asyncBefore’.

3

Hi Steve, thanks for posting solution as well