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

SAP Error Message - Details

• 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 done in the transaction creation screen or through the configuration settings.
  If the transaction is already created, check if it has an external number assigned. If not, you may need to edit the transaction to include this information.
  
  
  
  Check Number Ranges:
  
  Ensure that the number range for the transaction type is correctly defined and active. You can check this in the configuration settings under the relevant module.
  If necessary, create or adjust the number range to include the external number assignment.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources related to the specific module you are working with for any additional guidance on handling external numbers for generic transactions.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the configuration and number ranges, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration or version.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as SPRO (for configuration), SE11 (for data dictionary), and others specific to your module.
  SAP Notes: Check SAP Notes for any known issues or patches related to the RY123 error. SAP Notes can provide specific fixes or workarounds.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to resolve the RY123 error and ensure that your generic transactions are properly configured with the necessary external number assignments.