How To Fix FKK_MDG_CHECK018 - Contract account category &1 allows only one business partner.

SAP Error Message - Details

• Message type: E = Error

• Message class: FKK_MDG_CHECK - Contract Account Check Messages

• Message number: 018

• Message text: Contract account category &1 allows only one business partner.

Self-Explanatory Message

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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 FKK_MDG_CHECK018 - Contract account category &1 allows only one business partner. ?

  The SAP error message FKK_MDG_CHECK018 indicates that the contract account category specified in your transaction allows only one business partner to be assigned to it. This error typically arises in the context of contract accounts in SAP's Financial Supply Chain Management (FSCM) or Contract Accounts Receivable and Payable (FI-CA) modules.
  Cause:
  The error occurs when you attempt to assign multiple business partners to a contract account category that is configured to allow only a single business partner. This restriction is often due to the specific settings in the contract account category configuration.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Contract Account Category Configuration:
  
  Go to the configuration settings for the contract account category in SAP.
  Navigate to the relevant configuration path, typically found under:
  
  SPRO > Financial Accounting > Contract Accounts Receivable and Payable > Master Data > Define Contract Account Categories.
  
  
  Review the settings for the contract account category in question and confirm that it is indeed set to allow only one business partner.
  
  
  
  Modify Business Partner Assignment:
  
  If the contract account category is correctly configured to allow only one business partner, ensure that you are not trying to assign multiple business partners to the same contract account.
  If you need to assign multiple business partners, consider changing the contract account category to one that allows multiple business partners, if applicable.
  
  
  
  Review Business Partner Master Data:
  
  Check the business partner master data to ensure that the business partner you are trying to assign is valid and correctly set up.
  
  
  
  Consult Documentation or Support:
  
  If you are unsure about the configuration or need further assistance, consult the SAP documentation or reach out to your SAP support team for guidance.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like BP (Business Partner) to manage business partner data or OBA7 to access the configuration for contract account categories.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional insights.
  Testing: After making changes, perform tests to ensure that the error no longer occurs and that the business processes function as expected.
  
  By following these steps, you should be able to resolve the FKK_MDG_CHECK018 error and ensure proper configuration and assignment of business partners to contract accounts in SAP.