How To Fix FMCF775 - Error: Program creates a double entry (see Note &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: FMCF -

• Message number: 775

• Message text: Error: Program creates a double entry (see Note &1)

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 FMCF775 - Error: Program creates a double entry (see Note &1) ?

  The SAP error message FMCF775 indicates that a program is attempting to create a double entry in the financial accounting system. This typically occurs when there is an attempt to post a transaction that would result in duplicate entries in the accounting records, which is not allowed in SAP.
  Cause:
  
  Duplicate Posting: The most common cause is that the same transaction is being posted more than once, either due to user error or a system issue.
  Configuration Issues: Incorrect configuration in the financial accounting settings may lead to situations where the system attempts to create duplicate entries.
  Custom Code: If there are custom programs or enhancements in place, they may inadvertently cause double postings.
  Data Integrity Issues: Problems with data integrity, such as incorrect or missing keys, can lead to attempts to create duplicate entries.
  
  Solution:
  
  Check for Duplicate Transactions: Review the transaction logs to identify if the same transaction has been posted multiple times. If so, correct the entries.
  Review Configuration: Ensure that the financial accounting configuration is set up correctly. Check for any settings that might allow duplicate postings.
  Analyze Custom Code: If there are custom programs or enhancements, review the code to ensure that it is not causing duplicate entries. Debugging may be necessary to identify the issue.
  Consult SAP Notes: The error message references a specific SAP Note (indicated by &1). Look up this note in the SAP Support Portal for detailed information and potential fixes related to this error.
  Data Consistency Check: Run data consistency checks to ensure that there are no integrity issues in the database that could lead to double entries.
  
  Related Information:
  
  SAP Notes: Always check the SAP Support Portal for the latest notes related to this error message. SAP Notes often contain specific instructions, patches, or updates that can resolve known issues.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB50 (General Ledger Account Document Entry) or FB01 (Post Document) to analyze the postings.
  Error Logs: Review the application logs (transaction SLG1) for more details on the error and any related messages that could provide additional context.
  
  If the issue persists after following these steps, it may be necessary to engage with SAP support or a qualified SAP consultant for further assistance.