How To Fix FMCA1029 - Reassignment not possible. Different account determination ID &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: FMCA1 - IS-PS-CA: Messages about Contract A/R & A/P

• Message number: 029

• Message text: Reassignment not possible. Different account determination ID &1 &2

What causes this issue?

You want to transfer items between contract accounts or contract objects
that have different account determination IDs.

System Response

The transfer between contract accounts or contract objects with
different account determination ID is not allowed. The account deter
mination ID determines the reconciliation account and the system does
not determine this again with the transfer.

How to fix this error?

Check your entry.

Procedure for System Administrators

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 FMCA1029 - Reassignment not possible. Different account determination ID &1 &2 ?

  The SAP error message FMCA1029, which states "Reassignment not possible. Different account determination ID &1 &2," typically occurs in the context of Funds Management (FM) when there is an attempt to reassign a budget or a commitment that involves different account determination IDs. This can happen when the system detects that the account determination IDs for the source and target budget or commitment are not the same, which is a requirement for reassignment.
  Cause:
  
  Different Account Determination IDs: The primary cause of this error is that the source and target budget or commitment are linked to different account determination IDs. This can happen if the budget was created under different conditions or configurations.
  Configuration Issues: There may be inconsistencies in the configuration of the Funds Management module, particularly in how account determination is set up for different budget types or funds.
  Data Entry Errors: Incorrect data entry during the creation of budgets or commitments can lead to mismatched account determination IDs.
  
  Solution:
  
  Check Account Determination IDs: Verify the account determination IDs for both the source and target budgets or commitments. Ensure that they match. You can do this by checking the configuration in the Funds Management settings.
  Recreate the Budget/Commitment: If the IDs do not match and cannot be aligned, consider recreating the budget or commitment under the correct account determination ID.
  Review Configuration: Review the configuration settings in the Funds Management module to ensure that the account determination is set up correctly for the relevant budget types and funds.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on account determination in Funds Management.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like FMBB (Budgeting) or FMX1 (Create Commitment) to check or modify budgets and commitments.
  Configuration Path: The configuration for account determination can typically be found under the following path in SPRO: 
  
  Public Sector Management > Funds Management > Budget Control System > Account Determination.
  
  
  Testing: After making changes, always test the reassignment process in a development or quality assurance environment before applying changes in production.
  
  By following these steps, you should be able to resolve the FMCA1029 error and successfully perform the reassignment.