How To Fix OM200 - & account reference(s) was/were not defined

SAP Error Message - Details

• Message type: E = Error

• Message class: OM - Customizing Materialwirtschaft

• Message number: 200

• Message text: & account reference(s) was/were not defined

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message OM200 - & account reference(s) was/were not defined ?

  The SAP error message "OM200 & account reference(s) was/were not defined" typically occurs in the context of configuration issues related to the controlling (CO) module, particularly when dealing with cost centers, internal orders, or other controlling objects. This error indicates that the system is unable to find a valid account reference for the specified object.
  Cause:
  
  Missing Account Assignment: The account reference for the cost element or internal order is not defined in the system.
  Configuration Issues: The configuration for the controlling area or the specific cost element may not be set up correctly.
  Master Data Issues: The master data for the cost center, internal order, or other controlling objects may not be properly maintained.
  Incorrect Settings: The settings in the controlling area or the relevant cost element may not be aligned with the requirements of the transaction being processed.
  
  Solution:
  
  
  Check Account Assignment:
  
  Go to the configuration settings in SAP (Transaction code: SPRO).
  Navigate to Controlling > Cost Element Accounting > Master Data > Cost Elements > Define Cost Elements.
  Ensure that the cost elements are properly defined and assigned to the relevant account references.
  
  
  
  Review Master Data:
  
  Check the master data for the cost center or internal order in question (Transaction codes: KS03 for cost centers, KO03 for internal orders).
  Ensure that all necessary fields are filled out correctly and that the account assignments are valid.
  
  
  
  Configuration Check:
  
  Verify the configuration of the controlling area (Transaction code: OX19).
  Ensure that the controlling area is correctly assigned to the company code and that all necessary settings are in place.
  
  
  
  Transaction Code:
  
  If you are trying to post a transaction, ensure that you are using the correct transaction code and that all required fields are filled out.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to the specific error message for additional context and troubleshooting steps.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KS01 (Create Cost Center), KO01 (Create Internal Order), and others related to cost accounting.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to access and modify the relevant master data and configuration settings.
  
  By following these steps, you should be able to identify and resolve the cause of the "OM200 & account reference(s) was/were not defined" error in SAP.