How To Fix MPE_RTG_UI039 - This number already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_RTG_UI - Messages for Routing Maintenance

• Message number: 039

• Message text: This number already exists

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_RTG_UI039 - This number already exists ?

  The SAP error message MPE_RTG_UI039, which states "This number already exists," typically occurs in the context of data entry or processing within SAP applications, particularly when dealing with master data or transactional data. This error indicates that the system has detected a duplicate entry for a specific identifier, such as a number, code, or key that must be unique.
  Cause:
  
  Duplicate Entry: The most common cause is that the number you are trying to enter already exists in the database. This could be a material number, vendor number, customer number, or any other unique identifier.
  Data Migration Issues: If data has been migrated from another system, there may be duplicates that were not properly handled.
  Concurrent Processing: If multiple users are trying to create or modify records simultaneously, one user may create a record with a number that another user is also trying to use.
  Configuration Issues: In some cases, the configuration of the system may not allow for certain types of entries to be duplicated.
  
  Solution:
  
  Check Existing Records: Before entering a new number, check the existing records in the relevant table or application to see if the number already exists. You can use transaction codes like SE16 or SE11 to view the database tables.
  Use a Different Number: If the number is indeed already in use, you will need to choose a different, unique number for your entry.
  Data Cleanup: If you suspect that there are unintended duplicates in the system, you may need to perform a data cleanup to remove or consolidate duplicate entries.
  Review Configuration: If you believe the error is due to a configuration issue, consult with your SAP administrator or technical team to review the settings related to the specific data entry process.
  Error Handling: Implement error handling in your processes to catch and manage duplicate entries more gracefully.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE16 (Data Browser), SE11 (Data Dictionary), or specific transaction codes related to the module you are working in (e.g., MM for materials management, SD for sales and distribution).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search the SAP Support Portal for relevant notes.
  User Documentation: Review user manuals or documentation for the specific SAP module you are working with to understand the requirements for unique identifiers.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.