How To Fix B0129 - Enter number under which customer is to be created

B0129 - Overview

• Message type: E = Error

• Message class: B0 - Business Partner General

• Message number: 129

• Message text: Enter number under which customer is to be created

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message B0129 - Enter number under which customer is to be created ?

  The SAP error message B0129, which states "Enter number under which customer is to be created," typically occurs when you are trying to create a new customer record in the SAP system, but you have not provided a valid customer number or the system is unable to determine the appropriate number for the new customer.
  
  Cause:
  
  Missing Customer Number: The most common cause is that the field for the customer number is left blank or not filled in correctly.
  Number Range Issues: The number range for customer creation may not be defined or may be exhausted.
  
  Configuration Issues: There may be configuration settings in the SAP system that are not set up correctly for customer number assignment.
  Authorization Issues: The user may not have the necessary permissions to create a customer, which can sometimes lead to misleading error messages.
  
  
  Solution:
  
  Enter a Customer Number: Ensure that you enter a valid customer number in the appropriate field. If