How To Fix 63401 - No main contractual partner with customer acct exists

SAP Error Message - Details

• Message type: E = Error

• Message class: 63 - Messages for Real Estate Management

• Message number: 401

• Message text: No main contractual partner with customer acct exists

What causes this issue?

No main contractual partner with customer account exists.

System Response

The rental agreement cannot be activated without a tenant with a
customer account.

How to fix this error?

Create a customer for this rental agreement and assign a customer
account.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 63401 - No main contractual partner with customer acct exists ?

  The SAP error message "63401 No main contractual partner with customer account exists" typically occurs when there is an issue with the customer master data in the SAP system. This error indicates that the system cannot find a main contractual partner associated with the specified customer account. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Missing Main Contractual Partner: The customer account you are trying to access or process does not have a main contractual partner defined in the system.
  Data Inconsistency: There may be inconsistencies or missing data in the customer master records.
  Incorrect Customer Account: The customer account number being referenced may be incorrect or does not exist in the system.
  Configuration Issues: There may be configuration issues in the customer account settings or in the partner determination procedure.
  
  Solution:
  
  
  Check Customer Master Data:
  
  Go to transaction code XD03 (Display Customer) or VD03 (Display Customer - Sales Area) and check the customer master data.
  Ensure that a main contractual partner is assigned to the customer account.
  
  
  
  Maintain Customer Data:
  
  If the main contractual partner is missing, you can add it using transaction code XD02 (Change Customer) or VD02 (Change Customer - Sales Area).
  Navigate to the "Partner Functions" tab and ensure that the main contractual partner is correctly assigned.
  
  
  
  Verify Partner Determination Procedure:
  
  Check the partner determination procedure in the configuration settings to ensure that it is set up correctly for the customer account type you are working with.
  You can access this through transaction code SPRO and navigate to the relevant section for partner determination.
  
  
  
  Check for Data Consistency:
  
  Run any relevant data consistency checks or reports to identify and correct any inconsistencies in the customer master data.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for additional guidance on managing customer master data and partner functions.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  XD03 - Display Customer
  XD02 - Change Customer
  VD03 - Display Customer - Sales Area
  VD02 - Change Customer - Sales Area
  SPRO - Customizing Implementation Guide
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for relevant notes in the SAP Support Portal.
  
  
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to view and edit customer master data.
  
  
  By following these steps, you should be able to resolve the error message "63401 No main contractual partner with customer account exists" and ensure that your customer master data is correctly configured.