1826156 - Internal error when importing object in PI Integration Builder

• Process Integration (PI) transports fail during the import process due to following error, visible in the transport log:
  Importing archive:fb621a4a64gg11e28cc900561facfbb2com.sap.aii.ibtransportclient.XiTransportException:
  ...caused by: ClientServerExceptionexception:Import failed: Internal error when importing object [Lcom.sap.aii.ib.bom.workspace.IWorkspace;@466e93d9...
  ...caused by: com.sap.aii.utilxi.misc.api.ResourceException: Import failed: Internal error when importing object[Lcom.sap.aii.ib.bom.workspace.IWorkspace;@466e93d9...
  ...caused by: com.sap.aii.util.hmi.api.HmiMethodFault:...
  ...caused by: ClientServerException exception:Import failed: Internal error when importing object [Lcom.sap.aii.ib.bom.workspace.IWorkspace;@466e93d9...
  ...caused by: com.sap.aii.utilxi.misc.api ResourceException: Import failed: Internal errorwhen importing object [Lcom.sap.aii.ib.bom.workspace.IWorkspace;@466e93d9com.sap.aii.util.hmi.api.HmiMethodFault:ClientServerException exception:Import failed: Internal error when importing object [Lcom.sap.aii.ibbom.workspace.IWorkspace;@466e93d9com.sap.aii.utilxi.misc.api.ResourceException: Import failed: Internal error when importing object [Lcom.sap.aii.ib.bom.workspace.IWorkspace
  ...Ended with return code:  ===> 8 <===...

• This exception can be seen in the defaultTrace files, located in the file system, under "/usr/sap/[SID]/[instance]/j2ee/cluster/server[N]/log/defaultTrace.[x].trc" for each N server node:
  Error occurred during hmi call: CMS -> XI; method = writeChangelistData
  Thrown:
  com.sap.aii.utilxi.misc.api.ResourceException: Import failed: Internal error when importing object [Lcom.sap.aii.ib.bom.workspace.IWorkspace;@6104bdd1
  at com.sap.aii.ib.server.transport.impl.utils.PvcUtils.throwRootCause(
  ...
  Caused by: com.sap.aii.utilxi.misc.api.BaseRuntimeException: java.lang.NullPointerException
  at com.sap.aii.ib.server.util.ClusterSyncedCache.sendNotification(ClusterSyncedCache.java:145)
  ...
  Caused by: com.sap.aii.ib.server.jms.MessageException:
  java.lang.NullPointerException
  at com.sap.aii.ib.server.jms.AbstractMessageSender.sendObjectMessageShared(AbstractMessageSender.java:216)
  ...
  Caused by: java.lang.NullPointerException: null
  at com.sap.engine.services.rmi_p4.DispatchImpl.storeContextObjects(DispatchImpl.java:790)
  at com.sap.engine.services.rmi_p4.DispatchImpl.getOutputStream(DispatchImpl.java:657)...

• SAP NetWeaver Process Integration 7.1
• SAP enhancement package 1 for SAP NetWeaver Process Integration 7.1

Process Integration 7.10, PI 7.10, Process Integration 7.11, PI 7.11, XI, ESR, IBD, Enterprise Services Repository, Internal error when importing object, [Lcom.sap.aii.ib.bom , KBA , BC-XI-IBF , Framework , BC-XI-IBC , Integration Builder - Configuration , BC-XI-IBD , Integration Builder - Design , BC-JAS-COR-RMT , RMI, P4, CORBA, IIOP , Problem