How To Fix 1P121 - &1 to same account not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: 1P - BCA: Payment Transactions

• Message number: 121

• Message text: &1 to same account not allowed

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message 1P121 - &1 to same account not allowed ?

  The SAP error message "1P121 &1 to same account not allowed" typically occurs when there is an attempt to post a transaction that violates the system's rules regarding account usage. This error is often related to the configuration of the financial accounting module, particularly in the context of posting transactions to the same account in a way that is not permitted.
  Cause:
  
  Duplicate Posting: The error usually arises when there is an attempt to post multiple entries to the same account in a single transaction or document.
  Configuration Settings: The system may be configured to prevent certain types of transactions from being posted to the same account to avoid errors or inconsistencies in financial reporting.
  Document Type Restrictions: Certain document types may have restrictions on posting to the same account, which can trigger this error.
  
  Solution:
  
  Check Transaction Entries: Review the transaction you are trying to post. Ensure that you are not inadvertently trying to post multiple entries to the same account in a single document.
  Split Transactions: If you need to post to the same account, consider splitting the transactions into separate documents or entries.
  Review Configuration: If you have the necessary permissions, check the configuration settings in the Financial Accounting (FI) module to see if there are any restrictions that can be adjusted.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on posting rules and restrictions related to your version of SAP.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert who can provide insights based on your specific system configuration.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes (e.g., FB01 for document posting) that may be involved in the process.
  User Roles and Permissions: Ensure that your user role has the appropriate permissions to perform the transactions you are attempting.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional context or solutions specific to your version of SAP.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.