How To Fix R11178 - ID number &2 with ID type &3 already created for partner &1

R11178 - Overview

• Message type: E = Error

• Message class: R11 - Business Partner and BDT

• Message number: 178

• Message text: ID number &2 with ID type &3 already created for partner &1

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 R11178 - ID number &2 with ID type &3 already created for partner &1 ?

  The SAP error message R11178 indicates that there is an attempt to create a partner (such as a customer or vendor) with an ID number that has already been assigned to another partner. This error typically occurs in the context of partner management, where unique identifiers are required for each partner.
  
  Cause:
  The error message R11178 is triggered when:
  
  You are trying to create a new partner (e.g., customer or vendor) with an ID number that already exists in the system.
  The ID type (e.g., customer number, vendor number) is already associated with another partner record.
  There may be a data entry error where the same ID is mistakenly reused.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Partners:
  
  Use transaction codes like BP (Business Partner) or XD01/XD02 (Customer) or MK01/MK02 (Vendor) to search for the existing partner using the ID number and type mentioned in the error message.
  Verify if the ID number is