How To Fix L9520 - MKPF-BFWMS = 2 is only allowed for external warehouse

L9520 - Overview

• Message type: E = Error

• Message class: L9 - Function Modules

• Message number: 520

• Message text: MKPF-BFWMS = 2 is only allowed for external warehouse

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message L9520 - MKPF-BFWMS = 2 is only allowed for external warehouse ?

  The SAP error message L9520 indicates that there is an issue with the movement type or the warehouse management settings in your SAP system. Specifically, the message states that the field MKPF-BFWMS (which indicates whether the document is related to an external warehouse) is set to 2, but this is only allowed for external warehouses.
  
  Cause:
  
  Incorrect Warehouse Configuration: The warehouse in question is not configured as an external warehouse in the system, but the system is trying to process a transaction that requires it to be treated as such.
  Movement Type Issue: The movement type being used may be configured to require an external warehouse, but the warehouse being referenced is not set up as an external warehouse.
  Data Entry Error: There may be a mistake in the data entry where the wrong warehouse or movement type is being used.
  
  
  Solution:
  
  
  Check Warehouse Configuration:
  
  Go to the transaction code SPRO and navigate to the relevant configuration