How To Fix UDM_CUST023 - Enter a different substitute for the period from &1 to &2

SAP Error Message - Details

• Message type: E = Error

• Message class: UDM_CUST - Messages for Collections Management Customizing

• Message number: 023

• Message text: Enter a different substitute for the period from &1 to &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UDM_CUST023 - Enter a different substitute for the period from &1 to &2 ?

  The SAP error message UDM_CUST023 typically occurs in the context of the SAP Customer Relationship Management (CRM) or SAP Sales and Distribution (SD) modules, particularly when dealing with substitute products or alternative items in a sales order or similar transaction. This error indicates that there is an issue with the substitute product defined for a specific period.
  Cause:
  The error message UDM_CUST023 is triggered when:
  
  Substitute Product Not Defined: The system does not have a valid substitute product defined for the specified period.
  Period Overlap: There may be overlapping periods for the substitute products, causing a conflict.
  Invalid Configuration: The configuration for the substitute product may not be set up correctly in the system.
  Master Data Issues: There may be issues with the master data related to the products involved.
  
  Solution:
  To resolve the UDM_CUST023 error, you can take the following steps:
  
  
  Check Substitute Product Configuration:
  
  Go to the relevant configuration settings in SAP and verify that the substitute product is correctly defined for the specified period.
  Ensure that there are no overlapping periods for the substitute products.
  
  
  
  Define a Valid Substitute:
  
  If no substitute is defined for the specified period, you may need to create or assign a valid substitute product.
  Navigate to the product master data and ensure that the substitute product is available and correctly configured.
  
  
  
  Review Master Data:
  
  Check the master data for both the main product and the substitute product to ensure that all necessary information is complete and accurate.
  Look for any inconsistencies or missing data that could be causing the error.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on configuring substitute products and handling related errors.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the configuration and master data, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like MM02 (Change Material), MM03 (Display Material), or VA01 (Create Sales Order) to check and modify product details.
  Customizing Settings: The settings for substitute products can often be found in the customizing section of SAP under Sales and Distribution or Material Management.
  User Authorizations: Ensure that you have the necessary authorizations to make changes to product configurations and master data.
  
  By following these steps, you should be able to identify the cause of the UDM_CUST023 error and implement a solution to resolve it.