How To Fix RM251 - Backlog from backflushing will be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: RM - Messages for Repetitive Manufacturing

• Message number: 251

• Message text: Backlog from backflushing will be deleted

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

The selected backlog from backflushing will be deleted.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RM251 - Backlog from backflushing will be deleted ?

  The SAP error message RM251, which states "Backlog from backflushing will be deleted," typically occurs in the context of production and inventory management, particularly when dealing with backflushing in the SAP system. This message indicates that there is a backlog of materials that were supposed to be backflushed (automatically deducted from inventory during production) but are being deleted due to certain conditions not being met.
  Causes:
  
  Incomplete Production Orders: The production order may not be fully completed, leading to discrepancies in the expected backflush quantities.
  Material Availability Issues: If the materials required for backflushing are not available or have been reserved for other orders, the system may trigger this message.
  Configuration Issues: Incorrect configuration in the backflushing settings or production order settings can lead to this error.
  Status of Production Order: The production order might be in a status that does not allow backflushing, such as being closed or technically completed.
  Batch Management: If batch management is enabled and there are issues with batch determination, it can lead to this error.
  
  Solutions:
  
  Check Production Order Status: Ensure that the production order is in a status that allows for backflushing (e.g., released or in process).
  Review Material Availability: Verify that all required materials are available and not reserved for other orders. You can check the stock levels and reservations in the system.
  Adjust Backflushing Settings: Review the configuration settings for backflushing in the material master and production order types to ensure they are set up correctly.
  Complete Production Order: If the production order is incomplete, complete the necessary operations or confirm the production order to allow backflushing.
  Check Batch Management: If batch management is in use, ensure that the batches are correctly set up and that there are no issues with batch determination.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like CO03 (Display Production Order) or CO11N (Confirm Production Order) to check the status and details of the production order.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to RM251 or backflushing.
  Documentation: Review SAP documentation on backflushing and production order management for best practices and troubleshooting steps.
  User Forums: Consider checking SAP community forums or user groups for similar issues and solutions shared by other users.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth analysis and assistance.