How To Fix IDGT_LC144 - Cannot combine positive documents and negative documents

SAP Error Message - Details

• Message type: E = Error

• Message class: IDGT_LC -

• Message number: 144

• Message text: Cannot combine positive documents and negative documents

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Check the document flow of the positive documents and the negative
documents. If the documents are not related, you cannot combine the
documents.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IDGT_LC144 - Cannot combine positive documents and negative documents ?

  The SAP error message IDGT_LC144, which states "Cannot combine positive documents and negative documents," typically occurs in the context of document processing in SAP, particularly when dealing with financial documents or postings. This error indicates that there is an attempt to combine or process both positive and negative documents in a way that is not allowed by the system.
  Cause:
  
  Document Type Mismatch: The error often arises when there is an attempt to process a transaction that includes both positive (e.g., invoices, receipts) and negative (e.g., credit memos, returns) documents together in a single operation.
  Configuration Issues: The system may be configured in such a way that it does not allow the combination of these document types for certain transactions or reports.
  Data Entry Errors: Incorrect data entry or selection of documents in a transaction can lead to this error.
  
  Solution:
  
  Separate Processing: Ensure that positive and negative documents are processed separately. For example, if you are trying to post a payment that includes both an invoice and a credit memo, handle them in two distinct transactions.
  Review Document Selection: Check the selection criteria for the documents you are trying to process. Make sure that you are not inadvertently including both positive and negative documents in the same selection.
  Configuration Review: If you believe the configuration should allow for the combination of these documents, consult with your SAP administrator or functional consultant to review the settings related to document types and processing rules.
  Error Handling: If you encounter this error during a specific transaction, review the transaction logs or messages to identify which documents are causing the issue and address them accordingly.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may be involved in the processing of financial documents, such as FB60 (Invoice), FB70 (Customer Invoice), FB75 (Credit Memo), etc.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Review SAP documentation or help files related to document processing and financial transactions for additional context and best practices.
  
  If the issue persists after trying the above solutions, it may be beneficial to engage with SAP support or your internal IT team for further investigation.