How To Fix M8656 - Blocking reasons deleted in & lines

SAP Error Message - Details

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 656

• Message text: Blocking reasons deleted in & lines

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message M8656 - Blocking reasons deleted in & lines ?

  The SAP error message M8656 ("Blocking reasons deleted in & lines") typically occurs in the context of inventory management or material management when there are issues related to stock blocking reasons. This message indicates that certain blocking reasons that were previously assigned to stock items have been deleted, which can lead to inconsistencies in the system.
  Cause:
  
  Deletion of Blocking Reasons: The most common cause of this error is that the blocking reasons that were previously assigned to certain stock items have been deleted from the system. This can happen due to changes in configuration or data maintenance activities.
  Data Inconsistency: If there are inconsistencies in the data, such as references to non-existent blocking reasons in stock records, this error can occur.
  Custom Development: If there are custom programs or enhancements that manipulate blocking reasons, they may inadvertently lead to this error.
  
  Solution:
  
  Check Blocking Reasons: Verify the blocking reasons in the system. Go to the configuration settings for blocking reasons and ensure that the necessary blocking reasons are still defined.
  
  Transaction Code: OMC1 (for defining blocking reasons)
  
  
  Update Stock Records: If blocking reasons have been deleted, you may need to update the stock records to remove references to these deleted blocking reasons. This can often be done through inventory management transactions.
  Reassign Blocking Reasons: If applicable, reassign valid blocking reasons to the affected stock items.
  Data Consistency Check: Run consistency checks on the inventory data to identify and resolve any discrepancies.
  Consult Documentation: Review any recent changes in configuration or data maintenance that may have led to the deletion of blocking reasons.
  Contact SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MB1A (Goods Withdrawal), MB1B (Transfer Posting), and MB1C (Other Goods Receipts) to manage stock movements.
  SAP Notes: Check for any SAP Notes related to this error message for additional guidance or patches that may address the issue.
  User Documentation: Review user manuals or documentation related to inventory management and blocking reasons for a better understanding of how to manage these settings.
  
  By following these steps, you should be able to identify the cause of the M8656 error and implement a solution to resolve it.