How To Fix F2821 - Several customers exist for e-mail address &

F2821 - Overview

• Message type: E = Error

• Message class: F2 - Master Data Maintenance: Customer, Vendor

• Message number: 821

• Message text: Several customers exist for e-mail address &

What causes this issue?

Several customers exist for the e-mail address specified. You therefore
cannot log on to the system with this e-mail address. You can only log
on in this case using the correct customer number.

System Response

The program was terminated with an error message which contains a note
as to the termination point.

How to fix this error?

Inform your system administrator so that the error can then be reported
to the SAP Hotline.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message F2821 - Several customers exist for e-mail address & ?

  The SAP error message F2821 ("Several customers exist for e-mail address &") typically occurs when you are trying to process a transaction that involves a customer email address, and the system finds multiple customer records associated with that email address. This can happen in scenarios such as creating a sales order, invoice, or any other customer-related transaction.
  
  Cause:
  
  Duplicate Customer Records: There are multiple customer master records in the system that share the same email address.
  Data Entry Errors: Incorrect or inconsistent data entry may have led to the creation of multiple customer records with the same email.
  Merging Customers: If customer records were merged or imported incorrectly, it could lead to duplicates.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify Duplicate Customers:
  
  Use transaction codes like SE16N or SE11 to access the customer master data table (usually KNA1 for general data).
  Search for the email address in question to identify all customer records associated