How To Fix FINS_FI_POSTING_IF121 - D/C item: keys of line with message ID &1 and UUID &2 incomplete

SAP Error Message - Details

• Message type: E = Error

• Message class: FINS_FI_POSTING_IF - Posting Interface Messages

• Message number: 121

• Message text: D/C item: keys of line with message ID &1 and UUID &2 incomplete

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_FI_POSTING_IF121 - D/C item: keys of line with message ID &1 and UUID &2 incomplete ?

  The SAP error message FINS_FI_POSTING_IF121 typically indicates that there is an issue with the data being posted in a financial transaction, specifically related to the completeness of the document item keys. This error often arises in the context of financial postings, such as during the posting of journal entries or other financial documents.
  Cause:
  The error message indicates that the line item being processed is missing required keys or identifiers. This could be due to several reasons, including:
  
  Incomplete Data: The line item may not have all the necessary fields filled out, such as account numbers, cost centers, or other required identifiers.
  Configuration Issues: There may be configuration settings in the financial module that require certain fields to be populated, and these settings may not be aligned with the data being posted.
  Data Integrity Issues: There could be issues with the data being sent to the system, such as missing or incorrect UUIDs (Universally Unique Identifiers) or message IDs.
  Custom Code or Enhancements: If there are custom developments or enhancements in the system, they may not be handling the data correctly, leading to incomplete postings.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check the Line Item Data: Review the line item that is causing the error. Ensure that all required fields are populated correctly. This includes checking for missing account numbers, cost centers, or any other mandatory fields.
  
  
  Review Configuration Settings: Check the configuration settings in the Financial Accounting (FI) module to ensure that they align with the data being posted. This may involve reviewing the settings for document types, posting keys, and other related configurations.
  
  
  Validate UUID and Message ID: Ensure that the UUID and message ID referenced in the error message are valid and correctly formatted. If these are being generated programmatically, check the logic to ensure they are being created correctly.
  
  
  Debug Custom Code: If there are any custom developments or enhancements in the posting process, debug the code to identify any issues that may be causing the incomplete data.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or updates related to this error message. There may be known issues or patches that can help resolve the problem.
  
  
  Test in a Development Environment: If possible, replicate the issue in a development or test environment to better understand the cause and test potential solutions without impacting production data.
  
  
  Related Information:
  
  Transaction Codes: You may want to look at transaction codes like FB01 (Post Document), FB50 (G/L Account Document), or F-02 (General Posting) to see how the data is being entered and processed.
  SAP Documentation: Refer to SAP documentation for Financial Accounting for more details on required fields and configurations.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.