Error while processing Workitem

Hi All,

For an invoice while processing the workitem is sent to the agent. Agent tried to process the workitem but workflow went into error.

After workitem Processing complete step the following error is shown.

ERROR:

PROCESS_NODE : Error when processing node '00000(ParForEach index 000000)

CREATE : Error when creating a component of type 'Step'

CREATE_WIM_HANDLE : Error when creating a work item

CREATE_VIA_WFM : Error within method CL_SWF_RUN_WIM_FACTORY->CREATE_VIA_WFM

GET_WITYPE : Unable to determine work item type for node 0000000076

GET_TASK_HANDLE : Error when loading task WS91300046

INITIALIZE_INTERNAL : Workflow definition of task 'WS91300046' activated.

Please provide your solution why this error occurs.

Thanks in advance.

Maheswari.