How To Fix FMKK000 - Enter a reconciliation key

FMKK000 - Overview

• Message type: E = Error

• Message class: FMKK - Document Interface IS-PS After FI-CA

• Message number: 000

• Message text: Enter a reconciliation key

What causes this issue?

The reconciliation code which should be created in FI-CA must be
specified.

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 FMKK000 - Enter a reconciliation key ?

  The SAP error message FMKK000, which states "Enter a reconciliation key," typically occurs in the context of the Funds Management (FM) module when a user attempts to post a transaction that requires a reconciliation key but has not provided one. The reconciliation key is essential for ensuring that financial transactions are properly tracked and reconciled within the system.
  
  Cause:
  
  Missing Reconciliation Key: The most common cause of this error is that the user has not entered a reconciliation key in the relevant field when trying to post a transaction.
  
  Configuration Issues: There may be configuration settings in the Funds Management module that require a reconciliation key for certain types of transactions.
  User Input Error: The user may have overlooked the field or entered an incorrect value that does not meet the system's requirements.
  
  
  Solution:
  
  Enter a Reconciliation Key: The immediate solution is to ensure that you enter a valid reconciliation key in the appropriate field before