Camunda custom process application not getting deployed in WebSPhere Application server 8.5

I am trying to deploy a custom process application in WebSPhere Application server 8.5. But, I am getting an the below exception. The following is my process.xml and other details.

Application Type : Java web application (Java 8)
Target Environment : WebSPhere Application server 8.5
Camunda Version : 7.10
Process.xml :

< process-application xmlns=“http://www.camunda.org/schema/1.0/ProcessApplication
xmlns:xsi=“http://www.w3.org/2001/XMLSchema-instance” >
< process-archive name=“XXXXXXXX” >
< process-engine>default
< properties >
< property name=“isDeleteUponUndeploy” >false< /property >
< property name=“isScanForProcessDefinitions”>true
< /properties >
< /process-archive >

< /process-application >

Exception:

[3/4/19 11:15:13:296 IST] 00000080 SystemErr R Caused by: org.camunda.bpm.engine.ProcessEngineException: ENGINE-08043 Exception while performing ‘Deployment of Process Application XXXXXX Process’ => 'Deployment of process archive ‘XXXXXXProcess’: Cannot deploy process archive ‘XXXXXXProcess’ to process engine ‘default’ no such process engine exists: processEngine is null
[3/4/19 11:15:13:296 IST] 00000080 SystemErr R at org.camunda.bpm.container.impl.ContainerIntegrationLogger.exceptionWhilePerformingOperationStep(ContainerIntegrationLogger.java:315)
[3/4/19 11:15:13:296 IST] 00000080 SystemErr R at org.camunda.bpm.container.impl.spi.DeploymentOperation.execute(DeploymentOperation.java:135)
[3/4/19 11:15:13:297 IST] 00000080 SystemErr R at org.camunda.bpm.container.impl.jmx.MBeanServiceContainer.executeDeploymentOperation(MBeanServiceContainer.java:159)
[3/4/19 11:15:13:297 IST] 00000080 SystemErr R at org.camunda.bpm.container.impl.spi.DeploymentOperation$DeploymentOperationBuilder.execute(DeploymentOperation.java:215)
[3/4/19 11:15:13:297 IST] 00000080 SystemErr R at org.camunda.bpm.container.impl.RuntimeContainerDelegateImpl.deployProcessApplication(RuntimeContainerDelegateImpl.java:101)
[3/4/19 11:15:13:297 IST] 00000080 SystemErr R at org.camunda.bpm.application.AbstractProcessApplication.deploy(AbstractProcessApplication.java:62)
[3/4/19 11:15:13:297 IST] 00000080 SystemErr R at org.camunda.bpm.application.impl.ServletProcessApplication.contextInitialized(ServletProcessApplication.java:134)
[3/4/19 11:15:13:297 IST] 00000080 SystemErr R at com.ibm.ws.webcontainer.webapp.WebApp.notifyServletContextCreated(WebApp.java:1734)
[3/4/19 11:15:13:297 IST] 00000080 SystemErr R at com.ibm.ws.webcontainer.webapp.WebAppImpl.initialize(WebAppImpl.java:415)
[3/4/19 11:15:13:297 IST] 00000080 SystemErr R at com.ibm.ws.webcontainer.webapp.WebGroupImpl.addWebApplication(WebGroupImpl.java:88)
[3/4/19 11:15:13:297 IST] 00000080 SystemErr R at com.ibm.ws.webcontainer.VirtualHostImpl.addWebApplication(VirtualHostImpl.java:171)
[3/4/19 11:15:13:297 IST] 00000080 SystemErr R … 104 more
[3/4/19 11:15:13:298 IST] 00000080 SystemErr R Caused by: org.camunda.bpm.engine.exception.NullValueException: Cannot deploy process archive ‘XXXXXXProcess’ to process engine ‘default’ no such process engine exists: processEngine is null

Hi @soumyajit.sarkar,

I assume that you have an enterprise edition, so I suggest you to rise a support ticket about this:
https://docs.camunda.org/enterprise/support/

Best regards,
Yana