Symptoms

Provider removed a service node from OA. Task Cleanup packages on host fails with error:

Internal error: Unexpected query result: 0.

Depending on OA version, the task output can also be:

Internal error: HTTP POST to 'https://192.168.0.10:8352/process' failed: javax.ws.rs.ProcessingException: RESTEASY004655: Unable to invoke request org.apache.http.NoHttpResponseException: 192.168.0.10:8352 failed to respond

The error is registered in /var/log/pa/core.log right after function getSC in scope of os_config removal:

Jun 20 08:50:58.271 : DBG [task:3996824:1356 Thread-40-(ActiveMQ-client-global-threads-352684240):915 pau]: c.p.p.s.y.e.OperationProcessorBean prepare deinstall for component 931 (os_config-other)
...
Jun 20 08:50:58.356 : DBG [task:3996824:1356 p:-default-threadpool;-w:-Idle:731 pau]: c.p.p.tracer entry: com.parallels.pa.service.naming.ejb.ResolverBean.getSC(136)
Jun 20 08:50:58.366 : DBG [task:3996824:1356 p:-default-threadpool;-w:-Idle:731 pau]: c.p.p.tracer exit by exception: com.parallels.pa.service.naming.ejb.ResolverBean.getSC java.lang.RuntimeException: Unexpected query result: 0

Cause

This is a result of software-related issue OA-3562

Resolution

Contact your Technical Account Manager or Pooled Technical Associates team (pta@cloudblue.com) to trace the status of request OA-3562 and apply an internal workaround.

Internal content

Link on internal Article