How To Fix BS251 - The business transaction cannot start with 'Z'

BS251 - Overview

• Message type: E = Error

• Message class: BS - Status Management

• Message number: 251

• Message text: The business transaction cannot start with 'Z'

What causes this issue?

Transactions that begin with Z are reserved for customers and may only
be created by customers (as G/L transactions).

How to fix this error?

Enter a transaction ID that begins with Z.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BS251 - The business transaction cannot start with 'Z' ?

  The SAP error message BS251 indicates that a business transaction cannot start with the letter 'Z'. This typically occurs in the context of custom transactions or processes that have been defined in the SAP system. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Custom Transaction Codes: In SAP, transaction codes that start with 'Z' are usually custom-developed transactions. The system may have restrictions or configurations that prevent certain transactions from being initiated under specific conditions.
  Configuration Settings: The system may have been configured to restrict the use of certain transaction codes based on business rules or user roles.
  Authorization Issues: The user may not have the necessary authorizations to execute the transaction starting with 'Z'.
  Incorrect Transaction Code: The transaction code entered may be incorrect or not properly defined in the system.
  
  Solutions:
  
  Check Transaction Code: Verify that the transaction code you are trying to execute is correct. Ensure that it is defined