How To Fix IDGT_LC121 - Document &1 is a negative billing and cannot be combined

SAP Error Message - Details

• Message type: E = Error

• Message class: IDGT_LC -

• Message number: 121

• Message text: Document &1 is a negative billing and cannot be combined

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IDGT_LC121 - Document &1 is a negative billing and cannot be combined ?

  The SAP error message IDGT_LC121 indicates that there is an issue with a document that is classified as a negative billing document. This error typically arises in the context of billing processes, particularly when trying to combine or process billing documents that have different characteristics.
  Cause:
  The error occurs because negative billing documents (which usually represent a credit or a reduction in billing) cannot be combined with other types of billing documents (like positive billing documents) in the same transaction. This restriction is in place to maintain the integrity of billing data and ensure that financial calculations are accurate.
  Solution:
  To resolve this error, consider the following steps:
  
  
  Review the Documents: Check the documents you are trying to combine. Ensure that you are not attempting to combine a negative billing document with a positive billing document.
  
  
  Separate Processing: If you have both negative and positive billing documents, process them separately. Handle the negative billing document in its own transaction.
  
  
  Adjust Document Types: If applicable, review the document types and ensure that they are compatible for the operation you are trying to perform. You may need to adjust the document types or the way they are being processed.
  
  
  Consult Configuration: If you have access to the configuration settings, check if there are any settings related to billing document combinations that might need adjustment.
  
  
  Check for Custom Logic: If your organization has custom logic or enhancements in place, review those to ensure they are not causing the issue.
  
  
  Seek Help from SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  Negative Billing: This refers to a billing document that indicates a credit or a reduction in the amount owed by a customer.
  Billing Document Types: Different types of billing documents (e.g., credit memos, invoices) have specific rules regarding how they can be processed and combined.
  SAP Documentation: Refer to SAP's official documentation for more details on billing processes and error handling.
  
  By following these steps, you should be able to address the error and proceed with your billing processes effectively.