JR61822: YOU MIGHT GET A COULDNOTSETPROPERTYEXCEPTION WHILE THE RESPONSE OF AN EXTERNAL REST SERVICE INVOCATION IS BEING PROCESSED

workflow.20001.delta.repository

APAR status

• Closed as program error.

Error description

• Calling a REST service from a service task in a service flow
  might fail with the following error:
  
  com.ibm.bpm.wle.api.CouldNotSetPropertyException: CWTBG0535E:
  Property '<property>' could not be set on a variable of class
  '<class_name>'.
  
  com.lombardisoftware.client.delegate.BusinessDelegateException:
  com.ibm.bpm.wle.api.CouldNotSetPropertyException: CWTBG0535E:
  Property '<property>' could not be set on a variable of class
  '<class_name>'.
  at
  com.lombardisoftware.client.delegate.BusinessDelegateException.a
  sBusinessDelegateException(BusinessDelegateException.java:46)
  at
  com.lombardisoftware.component.common.workflow.EJBWorkflowManage
  rDelegateDefault.resumeTask(EJBWorkflowManagerDelegateDefault.ja
  va:125)
  at
  com.lombardisoftware.component.common.workflow.EJBWorkflowManage
  rDelegateWebSphere$3.run(EJBWorkflowManagerDelegateWebSphere.jav
  a:60)
  at
  java.security.AccessController.doPrivileged(AccessController.jav
  a:703)
  ...
  Caused by: com.lombardisoftware.core.TeamWorksException: Type
  mismatch. Value TWObject[(Active: Y), (Type: TYPE_ARRAY),
  (TWClassID: TWClass.850e542f-5c91-4fca-b8e1-22155c59cd02),
  (TWClassName: sampleClassName), (Array length: 1), (MetaData:
  objectID=d567a995-c459-4100-b6d2-106d3b3c5b8d, dirty=true,
  invalid=false, shared=false, key=null, version=null,
  rootVersionContextID=null, className=null)] must be of type
  sampleClassName (SCN)
  at
  com.lombardisoftware.client.persistence.TWClass.assertValidValue
  (TWClass.java:885)
  at
  com.lombardisoftware.core.TWObject.assertValidArrayTypeValue(TWO
  bject.java:884)
  
  
  
  
  PRODUCTS AFFECTED
  IBM Business Automation Workflow
  IBM Business Process Manager (BPM) Advanced
  IBM BPM Standard
  IBM BPM Express
  

Local fix

Problem summary

• An object with a property named "items" in a REST service
  invocation response is erroneously recognized as an array.
  

Problem conclusion

• A fix that corrects how arrays in a REST response are recognized
   is planned for inclusion in a future release of Business
  Automation Workflow.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  BUS AUTO WORKFL

• Fixed component ID

  5737H4100

Applicable component levels