How To Fix /SCWM/PSA026 - Open warehouse task &1 already exists for kanban &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/PSA -

• Message number: 026

• Message text: Open warehouse task &1 already exists for kanban &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/PSA026 - Open warehouse task &1 already exists for kanban &2 ?

  The SAP error message /SCWM/PSA026 Open warehouse task &1 already exists for kanban &2 typically occurs in the context of the SAP Extended Warehouse Management (EWM) module, particularly when dealing with Kanban processes. This error indicates that there is already an open warehouse task associated with the specified Kanban container, which prevents the system from creating a new task for the same Kanban.
  
  Cause:
  
  Existing Warehouse Task: The primary cause of this error is that there is already an open warehouse task (WT) for the specified Kanban container. This can happen if a task was not completed or was left open due to an error in processing.
  Concurrency Issues: If multiple users or processes are trying to create or modify tasks for the same Kanban container simultaneously, it can lead to this error.
  System Configuration: There may be configuration settings in the EWM system that are not aligned with the expected behavior for Kanban