How To Fix F8110 - Posting key & is not defined

SAP Error Message - Details

• Message type: E = Error

• Message class: F8 -

• Message number: 110

• Message text: Posting key & is not defined

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message F8110 - Posting key & is not defined ?

  The SAP error message F8110, which states "Posting key & is not defined," typically occurs when you are trying to post a financial transaction using a posting key that has not been defined in the system. Posting keys are essential in SAP as they determine the type of transaction being posted (e.g., debit or credit) and the account types that can be used.
  Cause:
  
  Undefined Posting Key: The posting key you are trying to use does not exist in the system configuration.
  Incorrect Configuration: The posting key may have been deleted or not properly configured in the system.
  User Authorization: The user may not have the necessary authorizations to use the specified posting key.
  Transaction Type: The posting key may not be valid for the type of transaction you are attempting to perform.
  
  Solution:
  
  
  Check Posting Key Configuration:
  
  Go to the SAP transaction code OB13 (Define Posting Keys) to check if the posting key exists.
  If it does not exist, you may need to create it or use a different posting key that is defined.
  
  
  
  Create or Modify Posting Key:
  
  If you have the necessary authorizations, you can create or modify the posting key in the configuration settings.
  Ensure that the posting key is set up correctly for the intended transaction type (e.g., debit or credit).
  
  
  
  User Authorizations:
  
  Check if the user has the necessary authorizations to use the posting key. This can be done by reviewing the user's roles and authorizations in transaction SU01 (User Maintenance).
  
  
  
  Consult with SAP Basis or Functional Team:
  
  If you do not have the necessary access to make changes, consult with your SAP Basis or Functional team to resolve the issue.
  
  
  
  Review Transaction Type:
  
  Ensure that the transaction type you are trying to post is compatible with the posting key you are using.
  
  
  
  Related Information:
  
  Posting Keys: Posting keys are defined in the Financial Accounting (FI) module and are crucial for determining how transactions are recorded in the general ledger.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  OB13: Define Posting Keys
  FB50: General Ledger Account Document Entry
  F-02: General Posting
  
  
  SAP Documentation: Refer to SAP Help documentation for detailed information on posting keys and their configuration.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.