How To Fix EK508 - Subtransactions &1 and &2 should have different debit/credit indicators

SAP Error Message - Details

• Message type: E = Error

• Message class: EK - IS-U Accounts Receivable and Payable

• Message number: 508

• Message text: Subtransactions &1 and &2 should have different debit/credit indicators

What causes this issue?

Subtransactions &V1& and &V2& of main transaction &V3& should have
different debit/credit indicators.

System Response

You tried to maintain an aggregated subtransaction as a reversal or
write-off transaction with the same debit/credit indicator as the
original aggregated subtransaction. This is not allowed.

How to fix this error?

Choose an aggregated subtransaction as a reversal or write-off
transaction with a different debit/credit indicator from the original
aggregated subtransaction.

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EK508 - Subtransactions &1 and &2 should have different debit/credit indicators ?

  The SAP error message EK508 indicates that there is a conflict in the debit/credit indicators for subtransactions in a financial document. This error typically arises when you are trying to post a transaction that involves multiple subtransactions, and the system detects that they have the same debit/credit indicator, which is not allowed.
  Cause:
  
  Subtransaction Configuration: The subtransactions involved in the posting may be configured incorrectly in the system. Each subtransaction should have a distinct debit or credit indicator.
  Data Entry Error: There may be a mistake in the data entry where the same debit/credit indicator is assigned to different subtransactions.
  Inconsistent Master Data: The master data for the accounts or cost centers involved may not be set up correctly, leading to conflicts in the debit/credit indicators.
  
  Solution:
  
  Review Subtransaction Settings: Check the configuration of the subtransactions in the system. Ensure that each subtransaction has the correct debit/credit indicator assigned.
  Correct Data Entry: If the error is due to incorrect data entry, review the transaction details and correct the debit/credit indicators for the involved subtransactions.
  Check Master Data: Verify the master data for the accounts or cost centers involved in the transaction. Ensure that they are set up correctly and that there are no inconsistencies.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the subtransaction settings and their implications on postings.
  Testing: After making the necessary corrections, test the transaction again to ensure that the error has been resolved.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like OBYC (for account determination) or SPRO (for configuration) to check and modify the settings related to subtransactions.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  User Roles: Ensure that you have the necessary authorizations to make changes to the configuration or master data.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in financial accounting within SAP.