How To Fix RERAOP045 - Account assignment object does not agree w/ automatically derived objects

SAP Error Message - Details

• Message type: E = Error

• Message class: RERAOP - Message Class for One-Time Posting

• Message number: 045

• Message text: Account assignment object does not agree w/ automatically derived objects

What causes this issue?

The account assignment object entered is <ZH>not</> in agreement with
the account assignment objects that were derived automatically. However,
the indicator for mandatory derivation is set for the line item. In that
case, account assignment can only be made to automatically derivable
objects.

System Response

The posting cannot be made.

How to fix this error?

Check the account assignment.

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 RERAOP045 - Account assignment object does not agree w/ automatically derived objects ?

  The SAP error message RERAOP045 indicates that there is a mismatch between the account assignment object and the automatically derived objects in a transaction. This typically occurs in the context of financial postings, where the system expects certain account assignment details to align but finds discrepancies.
  Cause:
  
  Mismatch in Account Assignment: The account assignment object (like cost center, internal order, or project) does not match the derived objects that the system has automatically assigned based on the configuration or the data entered.
  Configuration Issues: There may be issues in the configuration of the account assignment objects in the system, such as incorrect settings in the controlling area or the assignment of cost elements.
  Data Entry Errors: Incorrect data entry during the transaction can lead to mismatches. For example, if a user manually enters an account assignment that does not correspond to the derived objects.
  Missing Master Data: The required master data (like cost centers or internal orders) may not be set up correctly or may be inactive.
  
  Solution:
  
  Check Account Assignment: Review the account assignment objects in the transaction. Ensure that they are correctly entered and correspond to the expected values.
  Review Configuration: Check the configuration settings in the controlling area and ensure that the account assignment objects are correctly defined and linked.
  Validate Master Data: Ensure that all relevant master data (cost centers, internal orders, etc.) is active and correctly set up in the system.
  Use Transaction Codes: Utilize transaction codes like KSB1 (for cost centers) or KO03 (for internal orders) to check the status and details of the account assignment objects.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the error message and related transactions.
  Debugging: If the issue persists, consider debugging the transaction to identify where the mismatch occurs. This may require assistance from a technical consultant.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB50 (for general ledger postings), KSB1, KO03, and others that may be involved in the process.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  User Roles and Authorizations: Ensure that the user has the necessary roles and authorizations to perform the transaction, as insufficient permissions can sometimes lead to unexpected errors.
  
  If the problem continues after following these steps, it may be beneficial to engage with your SAP support team or a consultant who can provide more in-depth analysis and assistance.