How To Fix FKKINV037 - Main transaction &1 and subtransaction &2 are unknown

FKKINV037 - Overview

• Message type: E = Error

• Message class: FKKINV - Invoicing in Contract Accounts Receivable and Payable

• Message number: 037

• Message text: Main transaction &1 and subtransaction &2 are unknown

What causes this issue?

The <DS:DE.HVORG_KK>main transaction</> &V1& and <DS:DE.TVORG_KK>
subtransaction</> &V2& are unknown in <DS:DE.APPLK_KK>application area
</> &V3&.

System Response

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

How to fix this error?

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 FKKINV037 - Main transaction &1 and subtransaction &2 are unknown ?

  The SAP error message FKKINV037 indicates that the system cannot recognize the main transaction and subtransaction specified in the context of the billing or invoicing process. This error typically arises in the context of contract accounts receivable and payable (FI-CA) when processing invoices or billing documents.
  
  Cause:
  
  Incorrect Configuration: The main transaction and subtransaction codes may not be properly configured in the system. This can happen if they have not been defined in the relevant customizing settings.
  Missing Entries: The specific main transaction and subtransaction may not exist in the system, either due to a configuration oversight or because they were deleted or not transported correctly.
  Data Entry Error: There may be a typographical error in the transaction or subtransaction codes being used in the invoice or billing document.
  Version Issues: If there are version mismatches between different environments (e.g., development, testing, production), it could lead to this error if the transaction codes are not