How To Fix /ATL/CASHIR171 - Posting key for reversal against & is not found

SAP Error Message - Details

• Message type: E = Error

• Message class: /ATL/CASHIR -

• Message number: 171

• Message text: Posting key for reversal against & is not found

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ATL/CASHIR171 - Posting key for reversal against & is not found ?

  The SAP error message /ATL/CASHIR171 Posting key for reversal against & is not found typically occurs in the context of financial transactions, particularly when dealing with cash management or accounting entries. This error indicates that the system cannot find a valid posting key for reversing a transaction.
  Cause:
  
  Missing Posting Key Configuration: The posting key required for the reversal of a specific transaction type may not be configured in the system.
  Incorrect Transaction Type: The transaction type you are trying to reverse may not have a corresponding reversal posting key defined.
  Custom Development: If there are custom developments or modifications in the system, they may not have included the necessary posting keys for reversals.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to perform the reversal, leading to this error.
  
  Solution:
  
  
  Check Posting Key Configuration:
  
  Go to the transaction code OB15 (for posting keys) and verify if the posting key for the reversal is defined.
  Ensure that the posting key is correctly configured for the relevant transaction type.
  
  
  
  Define Missing Posting Keys:
  
  If the posting key is missing, you may need to create it. This typically requires access to configuration settings and should be done by someone with the appropriate authorization (usually a financial consultant or SAP administrator).
  
  
  
  Review Transaction Type:
  
  Ensure that the transaction type you are trying to reverse is valid and that the corresponding reversal posting key exists.
  
  
  
  Check User Authorizations:
  
  Verify that the user attempting the reversal has the necessary authorizations to perform the action. This can be checked in transaction SU53 or by consulting with your security team.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to cash management and posting keys for any specific guidance or updates that may be relevant to your version of SAP.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance, especially if this is a production environment.
  
  
  
  Related Information:
  
  Posting Keys: Posting keys are essential in SAP for defining the type of transaction (debit or credit) and the account type (customer, vendor, asset, etc.). Each posting key has specific attributes that determine how transactions are processed.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OB15 (for posting keys), FB50 (for general ledger posting), and FBL1N (for vendor line items) to navigate through the system effectively.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message, as SAP frequently updates its knowledge base with solutions to common problems.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.