How To Fix WL894 - Work queue & contains lines with different object types

WL894 - Overview

• Message type: E = Error

• Message class: WL - Workflow: run-time messages

• Message number: 894

• Message text: Work queue & contains lines with different object types

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WL894 - Work queue & contains lines with different object types ?

  The SAP error message WL894 indicates that there is an issue with a work queue that contains lines with different object types. This typically occurs in the context of work queue processing, where the system expects all entries in the queue to be of the same object type, but it has encountered a mix of different types.
  
  Cause:
  
  Mixed Object Types: The primary cause of this error is that the work queue has been populated with entries that belong to different object types. For example, if the queue is meant to handle only purchase orders, but it also contains sales orders or other types of documents, this error will occur.
  Data Entry Errors: Incorrect data entry or configuration might lead to the inclusion of multiple object types in the same work queue.
  Custom Development: If there are custom developments or enhancements in the system that manipulate work queues, they might inadvertently introduce different object