How To Fix /SCMB/TMMD200 - Table &1 (field: &2): entry exists in table &3 (field: &4)

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMB/TMMD -

• Message number: 200

• Message text: Table &1 (field: &2): entry exists in table &3 (field: &4)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMB/TMMD200 - Table &1 (field: &2): entry exists in table &3 (field: &4) ?

  The SAP error message /SCMB/TMMD200 typically indicates that there is a data integrity issue related to a specific table and field in the SAP system. This error occurs when an attempt is made to insert or update a record in a table, but a corresponding entry already exists in another table, which violates the expected data constraints.
  Cause:
  The error message can be caused by several factors, including:
  
  Duplicate Entries: The entry you are trying to create or modify already exists in the specified table.
  Data Integrity Constraints: There may be foreign key constraints or unique constraints that are being violated due to the existing data.
  Configuration Issues: Incorrect configuration settings in the SAP system can lead to attempts to create duplicate records.
  Data Migration Issues: If data was migrated from another system, it may have resulted in duplicate entries or inconsistencies.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Entries: Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the existing entries in the specified table. Identify if the entry you are trying to create already exists.
  
  
  Review Data Constraints: Understand the constraints defined on the table and ensure that your data complies with these constraints.
  
  
  Modify or Delete Existing Entries: If a duplicate entry exists and is not needed, consider deleting or modifying it to allow the new entry to be created.
  
  
  Data Validation: Implement data validation checks in your application logic to prevent attempts to create duplicate entries.
  
  
  Consult Documentation: Review SAP documentation or notes related to the specific error message for additional context and guidance.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11, SE16, and SE37 (Function Builder) for debugging.
  SAP Notes: Search for SAP Notes related to the error message for any patches or updates that may address the issue.
  Data Model: Understand the data model and relationships between the tables involved to better diagnose the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.