How To Fix RY123 - Assign an external number to the generic transaction

RY123 - Overview

• Message type: E = Error

• Message class: RY - Messages for RM Basis

• Message number: 123

• Message text: Assign an external number to the generic transaction

What causes this issue?

Enter an external number for the generic transaction. The system assigns
the internal number automatically.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RY123 - Assign an external number to the generic transaction ?

  The SAP error message RY123, which states "Assign an external number to the generic transaction," typically occurs in the context of transaction management within SAP, particularly when dealing with generic transactions that require an external number assignment.
  
  Cause:
  This error usually arises when:
  
  A generic transaction is being created or processed without an associated external number.
  The system expects an external number for the transaction but it has not been defined or assigned.
  There may be configuration issues in the transaction type settings or number range settings.
  
  
  Solution:
  To resolve the RY123 error, you can follow these steps:
  
  
  Check Transaction Configuration:
  
  Go to the transaction code related to the specific module you are working with (e.g., SPRO for configuration).
  Navigate to the relevant section for transaction management and ensure that the settings for generic transactions are correctly configured.
  
  
  
  Assign an External Number:
  
  If you are creating a new transaction, ensure that you assign an external number to it. This can usually be