How To Fix E0401 - Entry in partner table already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: E0 - SAP EDI messages

• Message number: 401

• Message text: Entry in partner table already exists

What causes this issue?

An entry with the following key already exists in table EDPP1:
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This relates to the key fields in table EDPP1:
PARNUM Partner number
PARTYP Partner type

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Please check the EDI partner profiles.

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Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E0401 - Entry in partner table already exists ?

  The SAP error message E0401, which states "Entry in partner table already exists," typically occurs when there is an attempt to create or modify a partner function (such as a customer, vendor, or business partner) that already exists in the system. This error is common in scenarios involving partner determination, where the system checks for existing entries before allowing new ones to be created.
  Cause:
  
  Duplicate Entry: The most common cause is that the partner function you are trying to create already exists in the partner table for the specified object (e.g., customer, vendor).
  Incorrect Data Entry: There may be a mistake in the data being entered, leading to a conflict with existing entries.
  Data Migration Issues: If data has been migrated from another system, there may be duplicates that were not properly handled.
  Configuration Issues: Incorrect configuration in partner determination settings can lead to this error.
  
  Solution:
  
  
  Check Existing Entries: 
  
  Use transaction codes like BP (Business Partner) or XD03 (Display Customer) to check if the partner already exists.
  Look for the specific partner function you are trying to create and verify its details.
  
  
  
  Modify Existing Entry: 
  
  If the partner already exists and you need to make changes, consider modifying the existing entry instead of creating a new one.
  
  
  
  Delete Duplicate Entries: 
  
  If you find duplicate entries that are not needed, you may delete them (ensure you have the necessary authorizations and that this action is compliant with your organization's data management policies).
  
  
  
  Review Data Migration: 
  
  If this issue arose after a data migration, review the migration process to ensure that duplicates were handled correctly.
  
  
  
  Check Configuration: 
  
  Review the partner determination configuration in the relevant customizing settings (transaction SPRO) to ensure that it is set up correctly.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or notes related to partner functions and partner determination for additional guidance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as BP, XD01, XD02, XD03, MK01, MK02, MK03, etc., depending on whether you are dealing with business partners, customers, or vendors.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Authorizations: Ensure that you have the necessary authorizations to create or modify partner entries in the system.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.