Object Key Problem in Workflow

Hi All,

Object key is not getting generated in my workflow, it is being stopped by a task.

If i run that task in SWUS ...

i'm getting a runtime error saying that -

MESSAGE_TYPE_X -

Technical information about the message:

Message class....... "SWF_RUN"

Number.............. 617

Variable 1.......... "WORKFLOW_LOCAL_910"

Variable 2.......... "RFC_READ_DESTINATION_TYPE"

Variable 3.......... "DESTINATION_NOT_EXIST"

Variable 4.......... " "

Thanks in advance.